diff --git a/apps/api/src/app.module.ts b/apps/api/src/app.module.ts
index 91c64e6..46cfa3f 100644
--- a/apps/api/src/app.module.ts
+++ b/apps/api/src/app.module.ts
@@ -9,6 +9,7 @@ import { StorageModule } from './modules/storage/storage.module';
 import { StockInfoModule } from './modules/stock-info/stock-info.module';
 import { StockDailyPriceModule } from './modules/stock-daily-price/stock-daily-price.module';
 import { PositionModule } from './modules/position/position.module';
+import { PositionChangeModule } from './modules/position-change/position-change.module';
 
 @Module({
     imports: [
@@ -28,6 +29,7 @@ import { PositionModule } from './modules/position/position.module';
         StockInfoModule,
         StockDailyPriceModule,
         PositionModule,
+        PositionChangeModule,
     ],
     controllers: [],
     providers: [],
diff --git a/apps/api/src/modules/position-change/dto/create-position-change.dto.ts b/apps/api/src/modules/position-change/dto/create-position-change.dto.ts
new file mode 100644
index 0000000..ddd1a78
--- /dev/null
+++ b/apps/api/src/modules/position-change/dto/create-position-change.dto.ts
@@ -0,0 +1,84 @@
+import {
+    IsString,
+    IsNotEmpty,
+    IsOptional,
+    IsNumber,
+    IsDateString,
+    IsIn,
+    Min,
+} from 'class-validator';
+import { Type } from 'class-transformer';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+
+export class CreatePositionChangeDto {
+    @ApiProperty({
+        description: '持仓ID',
+        example: 1,
+    })
+    @Type(() => Number)
+    @IsNumber()
+    @IsNotEmpty()
+    positionId: number;
+
+    @ApiProperty({
+        description: '变更日期',
+        example: '2024-01-01',
+    })
+    @IsDateString()
+    @IsNotEmpty()
+    changeDate: string;
+
+    @ApiProperty({
+        description: '变更类型',
+        example: 'buy',
+        enum: ['buy', 'sell', 'auto'],
+    })
+    @IsString()
+    @IsNotEmpty()
+    @IsIn(['buy', 'sell', 'auto'])
+    changeType: string;
+
+    @ApiProperty({
+        description: '变更前份额/数量',
+        example: 100,
+    })
+    @Type(() => Number)
+    @IsNumber()
+    @Min(0)
+    beforeShares: number;
+
+    @ApiProperty({
+        description: '变更前成本价',
+        example: 1600.0,
+    })
+    @Type(() => Number)
+    @IsNumber()
+    @Min(0.0001)
+    beforeCostPrice: number;
+
+    @ApiProperty({
+        description: '变更后份额/数量',
+        example: 150,
+    })
+    @Type(() => Number)
+    @IsNumber()
+    @Min(0)
+    afterShares: number;
+
+    @ApiProperty({
+        description: '变更后成本价',
+        example: 1650.0,
+    })
+    @Type(() => Number)
+    @IsNumber()
+    @Min(0.0001)
+    afterCostPrice: number;
+
+    @ApiPropertyOptional({
+        description: '备注/思考',
+        example: '加仓买入，看好长期走势',
+    })
+    @IsOptional()
+    @IsString()
+    notes?: string;
+}
diff --git a/apps/api/src/modules/position-change/dto/paginated-response.dto.ts b/apps/api/src/modules/position-change/dto/paginated-response.dto.ts
new file mode 100644
index 0000000..72d46fc
--- /dev/null
+++ b/apps/api/src/modules/position-change/dto/paginated-response.dto.ts
@@ -0,0 +1,17 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { PositionChange } from '../position-change.entity';
+import { PaginationInfo } from '@/common/dto/pagination.dto';
+
+/**
+ * 持仓变更记录分页响应数据
+ */
+export class PaginatedPositionChangeData {
+    @ApiProperty({
+        description: '持仓变更记录列表',
+        type: [PositionChange],
+    })
+    list: PositionChange[];
+
+    @ApiProperty({ description: '分页信息', type: PaginationInfo })
+    pagination: PaginationInfo;
+}
diff --git a/apps/api/src/modules/position-change/dto/query-position-change.dto.ts b/apps/api/src/modules/position-change/dto/query-position-change.dto.ts
new file mode 100644
index 0000000..87c0719
--- /dev/null
+++ b/apps/api/src/modules/position-change/dto/query-position-change.dto.ts
@@ -0,0 +1,29 @@
+import { IsOptional, IsNumber, Min } from 'class-validator';
+import { Type } from 'class-transformer';
+import { ApiPropertyOptional } from '@nestjs/swagger';
+
+export class QueryPositionChangeDto {
+    @ApiPropertyOptional({
+        description: '页码',
+        example: 1,
+        minimum: 1,
+        default: 1,
+    })
+    @IsOptional()
+    @Type(() => Number)
+    @IsNumber()
+    @Min(1)
+    page?: number = 1;
+
+    @ApiPropertyOptional({
+        description: '每页数量',
+        example: 10,
+        minimum: 1,
+        default: 10,
+    })
+    @IsOptional()
+    @Type(() => Number)
+    @IsNumber()
+    @Min(1)
+    limit?: number = 10;
+}
diff --git a/apps/api/src/modules/position-change/dto/update-position-change.dto.ts b/apps/api/src/modules/position-change/dto/update-position-change.dto.ts
new file mode 100644
index 0000000..3a49bd3
--- /dev/null
+++ b/apps/api/src/modules/position-change/dto/update-position-change.dto.ts
@@ -0,0 +1,12 @@
+import { IsOptional, IsString } from 'class-validator';
+import { ApiPropertyOptional } from '@nestjs/swagger';
+
+export class UpdatePositionChangeDto {
+    @ApiPropertyOptional({
+        description: '备注/思考',
+        example: '加仓买入，看好长期走势',
+    })
+    @IsOptional()
+    @IsString()
+    notes?: string;
+}
diff --git a/apps/api/src/modules/position-change/position-change.controller.ts b/apps/api/src/modules/position-change/position-change.controller.ts
new file mode 100644
index 0000000..9911e2b
--- /dev/null
+++ b/apps/api/src/modules/position-change/position-change.controller.ts
@@ -0,0 +1,120 @@
+import {
+    Controller,
+    Get,
+    Post,
+    Body,
+    Patch,
+    Param,
+    Query,
+    HttpCode,
+    HttpStatus,
+    UseGuards,
+    Request,
+} from '@nestjs/common';
+import {
+    ApiTags,
+    ApiOperation,
+    ApiResponse,
+    ApiParam,
+    ApiBearerAuth,
+} from '@nestjs/swagger';
+import { PositionChangeService } from './position-change.service';
+import { CreatePositionChangeDto } from './dto/create-position-change.dto';
+import { UpdatePositionChangeDto } from './dto/update-position-change.dto';
+import { QueryPositionChangeDto } from './dto/query-position-change.dto';
+import { PositionChange } from './position-change.entity';
+import { PaginatedPositionChangeData } from './dto/paginated-response.dto';
+import { JwtAuthGuard } from '../auth/guards/jwt-auth.guard';
+import { User } from '../user/user.entity';
+
+@ApiTags('position-change')
+@Controller('position-change')
+@UseGuards(JwtAuthGuard)
+@ApiBearerAuth()
+export class PositionChangeController {
+    constructor(
+        private readonly positionChangeService: PositionChangeService,
+    ) {}
+
+    /**
+     * 分页查询单个持仓的所有变更记录
+     */
+    @Get('position/:positionId')
+    @ApiOperation({
+        summary: '查询单个持仓的所有变更记录',
+        description: '分页查询指定持仓的所有变更记录，按变更日期倒序',
+    })
+    @ApiParam({ name: 'positionId', description: '持仓ID', type: Number })
+    @ApiResponse({
+        status: 200,
+        description: '查询成功',
+        type: PaginatedPositionChangeData,
+    })
+    @ApiResponse({ status: 401, description: '未授权' })
+    @ApiResponse({ status: 404, description: '持仓不存在' })
+    findAllByPositionId(
+        @Request() req: { user: User },
+        @Param('positionId') positionId: string,
+        @Query() queryDto: QueryPositionChangeDto,
+    ): Promise<PaginatedPositionChangeData> {
+        return this.positionChangeService.findAllByPositionId(
+            +positionId,
+            req.user.userId,
+            queryDto,
+        );
+    }
+
+    /**
+     * 创建持仓变更记录
+     */
+    @Post()
+    @HttpCode(HttpStatus.CREATED)
+    @ApiOperation({
+        summary: '创建持仓变更记录',
+        description: '为指定持仓创建新的变更记录',
+    })
+    @ApiResponse({
+        status: 201,
+        description: '创建成功',
+        type: PositionChange,
+    })
+    @ApiResponse({ status: 400, description: '请求参数错误' })
+    @ApiResponse({ status: 404, description: '持仓不存在' })
+    create(
+        @Request() req: { user: User },
+        @Body() createPositionChangeDto: CreatePositionChangeDto,
+    ): Promise<PositionChange> {
+        return this.positionChangeService.create(
+            req.user.userId,
+            createPositionChangeDto,
+        );
+    }
+
+    /**
+     * 更新持仓变更记录的备注/思考
+     */
+    @Patch(':id')
+    @ApiOperation({
+        summary: '更新持仓变更记录的备注',
+        description: '更新指定变更记录的备注/思考内容',
+    })
+    @ApiParam({ name: 'id', description: '变更记录ID', type: Number })
+    @ApiResponse({
+        status: 200,
+        description: '更新成功',
+        type: PositionChange,
+    })
+    @ApiResponse({ status: 404, description: '变更记录不存在' })
+    @ApiResponse({ status: 403, description: '无权访问' })
+    update(
+        @Request() req: { user: User },
+        @Param('id') id: string,
+        @Body() updatePositionChangeDto: UpdatePositionChangeDto,
+    ): Promise<PositionChange> {
+        return this.positionChangeService.update(
+            +id,
+            req.user.userId,
+            updatePositionChangeDto,
+        );
+    }
+}
diff --git a/apps/api/src/modules/position-change/position-change.entity.ts b/apps/api/src/modules/position-change/position-change.entity.ts
new file mode 100644
index 0000000..94e254a
--- /dev/null
+++ b/apps/api/src/modules/position-change/position-change.entity.ts
@@ -0,0 +1,105 @@
+import {
+    Entity,
+    Column,
+    PrimaryGeneratedColumn,
+    CreateDateColumn,
+    Index,
+} from 'typeorm';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+
+@Entity('position_changes')
+export class PositionChange {
+    @ApiProperty({ description: '变更记录ID', example: 1 })
+    @PrimaryGeneratedColumn({ name: 'change_id' })
+    changeId: number;
+
+    @ApiProperty({
+        description: '持仓ID',
+        example: 1,
+    })
+    @Column({ name: 'position_id', type: 'bigint' })
+    @Index()
+    positionId: number;
+
+    @ApiProperty({
+        description: '变更日期',
+        example: '2024-01-01',
+    })
+    @Column({ name: 'change_date', type: 'date' })
+    @Index()
+    changeDate: Date;
+
+    @ApiProperty({
+        description: '变更类型',
+        example: 'buy',
+        enum: ['buy', 'sell', 'auto'],
+    })
+    @Column({
+        name: 'change_type',
+        type: 'varchar',
+        length: 20,
+    })
+    changeType: string;
+
+    @ApiProperty({
+        description: '变更前份额/数量',
+        example: 100,
+    })
+    @Column({
+        name: 'before_shares',
+        type: 'decimal',
+        precision: 18,
+        scale: 4,
+    })
+    beforeShares: number;
+
+    @ApiProperty({
+        description: '变更前成本价',
+        example: 1600.0,
+    })
+    @Column({
+        name: 'before_cost_price',
+        type: 'decimal',
+        precision: 18,
+        scale: 4,
+    })
+    beforeCostPrice: number;
+
+    @ApiProperty({
+        description: '变更后份额/数量',
+        example: 150,
+    })
+    @Column({
+        name: 'after_shares',
+        type: 'decimal',
+        precision: 18,
+        scale: 4,
+    })
+    afterShares: number;
+
+    @ApiProperty({
+        description: '变更后成本价',
+        example: 1650.0,
+    })
+    @Column({
+        name: 'after_cost_price',
+        type: 'decimal',
+        precision: 18,
+        scale: 4,
+    })
+    afterCostPrice: number;
+
+    @ApiPropertyOptional({
+        description: '备注/思考',
+        example: '加仓买入，看好长期走势',
+    })
+    @Column({ name: 'notes', type: 'text', nullable: true })
+    notes?: string;
+
+    @ApiProperty({
+        description: '创建时间',
+        example: '2024-01-01T00:00:00.000Z',
+    })
+    @CreateDateColumn({ name: 'created_at' })
+    createdAt: Date;
+}
diff --git a/apps/api/src/modules/position-change/position-change.module.ts b/apps/api/src/modules/position-change/position-change.module.ts
new file mode 100644
index 0000000..cc4caa9
--- /dev/null
+++ b/apps/api/src/modules/position-change/position-change.module.ts
@@ -0,0 +1,14 @@
+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { PositionChangeService } from './position-change.service';
+import { PositionChangeController } from './position-change.controller';
+import { PositionChange } from './position-change.entity';
+import { Position } from '../position/position.entity';
+
+@Module({
+    imports: [TypeOrmModule.forFeature([PositionChange, Position])],
+    controllers: [PositionChangeController],
+    providers: [PositionChangeService],
+    exports: [PositionChangeService],
+})
+export class PositionChangeModule {}
diff --git a/apps/api/src/modules/position-change/position-change.service.ts b/apps/api/src/modules/position-change/position-change.service.ts
new file mode 100644
index 0000000..5cfffbf
--- /dev/null
+++ b/apps/api/src/modules/position-change/position-change.service.ts
@@ -0,0 +1,149 @@
+import {
+    Injectable,
+    NotFoundException,
+    ForbiddenException,
+    Logger,
+} from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { PositionChange } from './position-change.entity';
+import { CreatePositionChangeDto } from './dto/create-position-change.dto';
+import { UpdatePositionChangeDto } from './dto/update-position-change.dto';
+import { QueryPositionChangeDto } from './dto/query-position-change.dto';
+import { PaginationInfo } from '@/common/dto/pagination.dto';
+import { Position } from '../position/position.entity';
+
+@Injectable()
+export class PositionChangeService {
+    private readonly logger = new Logger(PositionChangeService.name);
+
+    constructor(
+        @InjectRepository(PositionChange)
+        private readonly positionChangeRepository: Repository<PositionChange>,
+        @InjectRepository(Position)
+        private readonly positionRepository: Repository<Position>,
+    ) {}
+
+    /**
+     * 分页查询单个持仓的所有变更记录
+     */
+    async findAllByPositionId(
+        positionId: number,
+        userId: number,
+        queryDto: QueryPositionChangeDto,
+    ): Promise<{
+        list: PositionChange[];
+        pagination: PaginationInfo;
+    }> {
+        // 验证持仓是否属于当前用户
+        const position = await this.positionRepository.findOne({
+            where: { positionId, userId },
+        });
+
+        if (!position) {
+            throw new NotFoundException(`持仓不存在：ID ${positionId}`);
+        }
+
+        // 分页参数
+        const page = queryDto.page || 1;
+        const limit = queryDto.limit || 10;
+        const skip = (page - 1) * limit;
+
+        // 查询总数
+        const total = await this.positionChangeRepository.count({
+            where: { positionId },
+        });
+
+        // 查询分页数据（按变更日期和创建时间倒序）
+        const list = await this.positionChangeRepository.find({
+            where: { positionId },
+            order: {
+                changeDate: 'DESC',
+                createdAt: 'DESC',
+            },
+            skip,
+            take: limit,
+        });
+
+        // 计算总页数
+        const total_page = Math.ceil(total / limit);
+
+        return {
+            list,
+            pagination: {
+                total,
+                total_page,
+                page_size: limit,
+                current_page: page,
+            },
+        };
+    }
+
+    /**
+     * 创建持仓变更记录
+     */
+    async create(
+        userId: number,
+        createPositionChangeDto: CreatePositionChangeDto,
+    ): Promise<PositionChange> {
+        // 验证持仓是否属于当前用户
+        const position = await this.positionRepository.findOne({
+            where: {
+                positionId: createPositionChangeDto.positionId,
+                userId,
+            },
+        });
+
+        if (!position) {
+            throw new NotFoundException(
+                `持仓不存在：ID ${createPositionChangeDto.positionId}`,
+            );
+        }
+
+        // 创建变更记录
+        const positionChange = this.positionChangeRepository.create({
+            ...createPositionChangeDto,
+            changeDate: new Date(createPositionChangeDto.changeDate),
+        });
+
+        return this.positionChangeRepository.save(positionChange);
+    }
+
+    /**
+     * 更新持仓变更记录的备注/思考
+     */
+    async update(
+        changeId: number,
+        userId: number,
+        updatePositionChangeDto: UpdatePositionChangeDto,
+    ): Promise<PositionChange> {
+        // 查找变更记录
+        const positionChange = await this.positionChangeRepository.findOne({
+            where: { changeId },
+            relations: [], // 不加载关联，后面手动验证
+        });
+
+        if (!positionChange) {
+            throw new NotFoundException(`变更记录不存在：ID ${changeId}`);
+        }
+
+        // 验证持仓是否属于当前用户
+        const position = await this.positionRepository.findOne({
+            where: {
+                positionId: positionChange.positionId,
+                userId,
+            },
+        });
+
+        if (!position) {
+            throw new ForbiddenException('无权访问该持仓的变更记录');
+        }
+
+        // 只更新备注字段
+        if (updatePositionChangeDto.notes !== undefined) {
+            positionChange.notes = updatePositionChangeDto.notes;
+        }
+
+        return this.positionChangeRepository.save(positionChange);
+    }
+}
diff --git a/apps/api/src/modules/position/position.entity.ts b/apps/api/src/modules/position/position.entity.ts
index f86a387..fae4893 100644
--- a/apps/api/src/modules/position/position.entity.ts
+++ b/apps/api/src/modules/position/position.entity.ts
@@ -20,7 +20,14 @@ export class Position {
         description: '用户ID',
         example: 1,
     })
-    @Column({ name: 'user_id', type: 'bigint' })
+    @Column({
+        name: 'user_id',
+        type: 'bigint',
+        transformer: {
+            to: (value: number) => value,
+            from: (value: string) => (value ? parseInt(value, 10) : null),
+        },
+    })
     @Index()
     userId: number;
 
@@ -28,7 +35,14 @@ export class Position {
         description: '券商ID',
         example: 1,
     })
-    @Column({ name: 'broker_id', type: 'bigint' })
+    @Column({
+        name: 'broker_id',
+        type: 'bigint',
+        transformer: {
+            to: (value: number) => value,
+            from: (value: string) => (value ? parseInt(value, 10) : null),
+        },
+    })
     @Index()
     brokerId: number;
 
@@ -80,6 +94,10 @@ export class Position {
         precision: 18,
         scale: 4,
         default: 0,
+        transformer: {
+            to: (value: number) => value,
+            from: (value: string) => (value ? parseFloat(value) : 0),
+        },
     })
     shares: number;
 
@@ -92,6 +110,10 @@ export class Position {
         type: 'decimal',
         precision: 18,
         scale: 4,
+        transformer: {
+            to: (value: number) => value,
+            from: (value: string) => (value ? parseFloat(value) : null),
+        },
     })
     costPrice: number;
 
@@ -105,9 +127,30 @@ export class Position {
         precision: 18,
         scale: 4,
         nullable: true,
+        transformer: {
+            to: (value: number | undefined) => value,
+            from: (value: string | null) => (value ? parseFloat(value) : null),
+        },
     })
     currentPrice?: number;
 
+    @ApiPropertyOptional({
+        description: '上一次的价格（用于对比显示红绿色）',
+        example: 1800.0,
+    })
+    @Column({
+        name: 'previous_price',
+        type: 'decimal',
+        precision: 18,
+        scale: 4,
+        nullable: true,
+        transformer: {
+            to: (value: number | undefined) => value,
+            from: (value: string | null) => (value ? parseFloat(value) : null),
+        },
+    })
+    previousPrice?: number;
+
     @ApiProperty({
         description: '货币类型',
         example: 'CNY',
@@ -133,6 +176,10 @@ export class Position {
         precision: 10,
         scale: 6,
         default: 1,
+        transformer: {
+            to: (value: number | undefined) => value,
+            from: (value: string | null) => (value ? parseFloat(value) : 1),
+        },
     })
     exchangeRate?: number;
 
diff --git a/apps/api/src/modules/position/position.service.ts b/apps/api/src/modules/position/position.service.ts
index f05c95b..4cb2381 100644
--- a/apps/api/src/modules/position/position.service.ts
+++ b/apps/api/src/modules/position/position.service.ts
@@ -5,7 +5,7 @@ import {
     Logger,
 } from '@nestjs/common';
 import { InjectRepository } from '@nestjs/typeorm';
-import { Repository } from 'typeorm';
+import { Repository, IsNull, FindOptionsWhere } from 'typeorm';
 import { Position } from './position.entity';
 import { CreatePositionDto } from './dto/create-position.dto';
 import { UpdatePositionDto } from './dto/update-position.dto';
@@ -35,10 +35,9 @@ export class PositionService {
 
         // 计算每个持仓的额外字段
         const result: PositionResponseDto[] = positions.map((position) => {
-            const costValue =
-                Number(position.shares) * Number(position.costPrice);
+            const costValue = position.shares * position.costPrice;
             const marketValue = position.currentPrice
-                ? Number(position.shares) * Number(position.currentPrice)
+                ? position.shares * position.currentPrice
                 : 0;
             const profit = marketValue - costValue;
             const profitPercent =
@@ -75,8 +74,7 @@ export class PositionService {
         let totalAsset = 0;
         for (const position of positions) {
             if (position.currentPrice) {
-                const marketValue =
-                    Number(position.shares) * Number(position.currentPrice);
+                const marketValue = position.shares * position.currentPrice;
                 totalAsset += marketValue;
             }
         }
@@ -92,14 +90,22 @@ export class PositionService {
         createPositionDto: CreatePositionDto,
     ): Promise<Position> {
         // 检查唯一性约束：同一用户同一券商同一资产只能有一条持仓
+        const whereCondition: FindOptionsWhere<Position> = {
+            userId,
+            brokerId: createPositionDto.brokerId,
+            symbol: createPositionDto.symbol,
+            assetType: createPositionDto.assetType,
+        };
+
+        // 处理 market 字段：如果为 undefined 或空字符串，查询 null 值
+        if (createPositionDto.market) {
+            whereCondition.market = createPositionDto.market;
+        } else {
+            whereCondition.market = IsNull();
+        }
+
         const existing = await this.positionRepository.findOne({
-            where: {
-                userId,
-                brokerId: createPositionDto.brokerId,
-                symbol: createPositionDto.symbol,
-                market: createPositionDto.market || null,
-                assetType: createPositionDto.assetType,
-            },
+            where: whereCondition,
         });
 
         if (existing) {
@@ -146,6 +152,13 @@ export class PositionService {
             position.costPrice = updatePositionDto.costPrice;
         }
         if (updatePositionDto.currentPrice !== undefined) {
+            // 更新价格时，将当前价格保存到 previous_price
+            if (
+                position.currentPrice !== null &&
+                position.currentPrice !== undefined
+            ) {
+                position.previousPrice = position.currentPrice;
+            }
             position.currentPrice = updatePositionDto.currentPrice;
         }
         if (updatePositionDto.currency !== undefined) {
diff --git a/apps/web/package.json b/apps/web/package.json
index b455971..d2eae39 100644
--- a/apps/web/package.json
+++ b/apps/web/package.json
@@ -19,7 +19,8 @@
         "react": "^19.2.0",
         "react-dom": "^19.2.0",
         "react-router": "^7.11.0",
-        "styled-components": "^6.1.19"
+        "styled-components": "^6.1.19",
+        "zustand": "^5.0.10"
     },
     "devDependencies": {
         "@eslint/js": "^9.39.1",
diff --git a/apps/web/src/layouts/MainLayout.css b/apps/web/src/layouts/MainLayout.css
index 6e721fa..5473dff 100644
--- a/apps/web/src/layouts/MainLayout.css
+++ b/apps/web/src/layouts/MainLayout.css
@@ -150,7 +150,7 @@
 /* 内容区域 */
 .main-content {
     padding: 24px;
-    background: #f9fafb;
+    background: #f3f4f6;
     min-height: calc(100vh - 64px);
 }
 
diff --git a/apps/web/src/layouts/MainLayout.tsx b/apps/web/src/layouts/MainLayout.tsx
index 780bec9..597d070 100644
--- a/apps/web/src/layouts/MainLayout.tsx
+++ b/apps/web/src/layouts/MainLayout.tsx
@@ -10,6 +10,7 @@ import {
 import type { MenuProps } from 'antd';
 import { authService } from '@/services/auth';
 import type { UserInfo } from '@/types/user';
+import { useBrokerStore } from '@/stores/broker';
 import SidebarMenu from './SidebarMenu';
 import ErrorBoundary from '@/components/ErrorBoundary';
 import { getPageInfo } from './menuConfig';
@@ -31,6 +32,11 @@ const MainLayout = () => {
         setUser(currentUser);
     }, []);
 
+    // 初始化券商数据
+    useEffect(() => {
+        useBrokerStore.getState().fetchBrokers();
+    }, []);
+
     // 根据路由获取页面标题
     const pageInfo = useMemo(() => {
         return getPageInfo(location.pathname);
diff --git a/apps/web/src/layouts/menuConfig.tsx b/apps/web/src/layouts/menuConfig.tsx
index 2aa1ae7..2ffb4b1 100644
--- a/apps/web/src/layouts/menuConfig.tsx
+++ b/apps/web/src/layouts/menuConfig.tsx
@@ -64,15 +64,15 @@ export const routeMenuConfig: RouteMenuConfig[] = [
         subtitle: '回顾过去是为了更好应对将来',
         group: 'main',
     },
-    {
-        path: '/user-info',
-        key: '/user-info',
-        icon: <UserOutlined />,
-        label: '个人资料',
-        title: '个人资料',
-        subtitle: '查看和编辑个人信息',
-        group: 'main',
-    },
+    // {
+    //     path: '/user-info',
+    //     key: '/user-info',
+    //     icon: <UserOutlined />,
+    //     label: '个人资料',
+    //     title: '个人资料',
+    //     subtitle: '查看和编辑个人信息',
+    //     group: 'main',
+    // },
     {
         path: '/user',
         key: '/user',
diff --git a/apps/web/src/pages/AssetsPage.css b/apps/web/src/pages/AssetsPage.css
deleted file mode 100644
index 4492b06..0000000
--- a/apps/web/src/pages/AssetsPage.css
+++ /dev/null
@@ -1,113 +0,0 @@
-.assets-page {
-    max-width: 1400px;
-    margin: 0 auto;
-}
-
-.stats-row {
-    margin-bottom: 24px;
-}
-
-.stat-change {
-    font-size: 12px;
-    margin-top: 8px;
-    display: flex;
-    align-items: center;
-    gap: 4px;
-}
-
-.stat-change.positive {
-    color: #ef4444;
-}
-
-.stat-change.negative {
-    color: #10b981;
-}
-
-.chart-card {
-    margin-bottom: 24px;
-}
-
-.chart-placeholder {
-    height: 400px;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    background: #f9fafb;
-    border-radius: 8px;
-    color: #6b7280;
-}
-
-.positions-list {
-    display: flex;
-    flex-direction: column;
-    gap: 12px;
-}
-
-.position-item {
-    display: flex;
-    align-items: center;
-    justify-content: space-between;
-    padding: 16px;
-    border: 1px solid #e5e7eb;
-    border-radius: 8px;
-    transition: all 0.2s;
-}
-
-.position-item:hover {
-    box-shadow:
-        0 1px 3px 0 rgba(0, 0, 0, 0.1),
-        0 1px 2px 0 rgba(0, 0, 0, 0.06);
-    transform: translateY(-2px);
-}
-
-.position-info {
-    flex: 1;
-}
-
-.position-name {
-    font-size: 16px;
-    font-weight: 600;
-    margin-bottom: 4px;
-    color: #1f2937;
-}
-
-.position-code {
-    font-size: 12px;
-    color: #6b7280;
-}
-
-.position-stats {
-    text-align: right;
-}
-
-.position-value {
-    font-size: 18px;
-    font-weight: 600;
-    margin-bottom: 4px;
-    color: #1f2937;
-}
-
-.position-profit {
-    font-size: 14px;
-}
-
-.position-profit.positive {
-    color: #ef4444;
-}
-
-.position-profit.negative {
-    color: #10b981;
-}
-
-@media (max-width: 768px) {
-    .position-item {
-        flex-direction: column;
-        align-items: flex-start;
-        gap: 12px;
-    }
-
-    .position-stats {
-        text-align: left;
-        width: 100%;
-    }
-}
diff --git a/apps/web/src/pages/assets/AssetsPage.css b/apps/web/src/pages/assets/AssetsPage.css
new file mode 100644
index 0000000..40c51d0
--- /dev/null
+++ b/apps/web/src/pages/assets/AssetsPage.css
@@ -0,0 +1,201 @@
+/* 持仓网格布局 - 响应式 */
+.positions-grid {
+    display: grid;
+    grid-template-columns: 1fr;
+    gap: 12px;
+}
+
+@media (min-width: 768px) {
+    .positions-grid {
+        gap: 16px;
+    }
+}
+
+@media (min-width: 1024px) {
+    .positions-grid {
+        grid-template-columns: repeat(2, 1fr);
+    }
+}
+
+/* 持仓卡片 */
+.position-card {
+    border: 1px solid #e5e7eb;
+    border-radius: 12px;
+    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
+    transition: all 0.2s;
+}
+
+.position-card:hover {
+    box-shadow:
+        0 4px 6px -1px rgba(0, 0, 0, 0.1),
+        0 2px 4px -1px rgba(0, 0, 0, 0.06);
+}
+
+/* 持仓卡片内容区域 */
+.position-content {
+    display: flex;
+    align-items: flex-start;
+    justify-content: space-between;
+    gap: 16px;
+}
+
+/* 左侧：基本信息 */
+.position-left {
+    flex: 1;
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+}
+
+.position-name {
+    font-size: 16px;
+    font-weight: 600;
+    color: #1f2937;
+    line-height: 1.4;
+}
+
+.position-meta-info {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    flex-wrap: wrap;
+    font-size: 12px;
+    color: #6b7280;
+}
+
+.position-symbol {
+    font-weight: 500;
+}
+
+.meta-tag {
+    padding: 2px 6px;
+    background: #f3f4f6;
+    border-radius: 4px;
+    font-size: 11px;
+    color: #6b7280;
+}
+
+.position-holding-info {
+    font-size: 12px;
+    color: #6b7280;
+    margin-top: 4px;
+}
+
+.position-holding-days {
+    font-size: 12px;
+    color: #6b7280;
+    margin-top: 2px;
+}
+
+/* 右侧：价格和盈亏信息 */
+.position-right {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+    gap: 8px;
+    text-align: right;
+}
+
+.position-current-price {
+    font-size: 14px;
+    font-weight: 500;
+    color: #6b7280;
+    line-height: 1.4;
+}
+
+.position-market-value {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+}
+
+.position-value-text {
+    font-size: 16px;
+    font-weight: 600;
+    color: #1f2937;
+}
+
+.position-profit {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+    gap: 2px;
+    margin-top: 4px;
+}
+
+.position-profit-amount {
+    font-size: 16px;
+    font-weight: 700;
+    line-height: 1.4;
+}
+
+.position-profit-percent {
+    font-size: 12px;
+    font-weight: 600;
+    line-height: 1.4;
+}
+
+/* 响应式调整 */
+@media (min-width: 768px) {
+    .position-name {
+        font-size: 18px;
+    }
+
+    .position-current-price {
+        font-size: 16px;
+    }
+
+    .position-value-text {
+        font-size: 18px;
+    }
+
+    .position-profit-amount {
+        font-size: 18px;
+    }
+
+    .position-profit-percent {
+        font-size: 14px;
+    }
+}
+
+/* 分割线和更新按钮 */
+.position-footer {
+    border-top: 1px solid #e5e7eb;
+    padding-top: 12px;
+    margin-top: 12px;
+}
+
+.position-update-btn {
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    gap: 4px;
+    width: 100%;
+    color: #8b5cf6;
+    font-size: 12px;
+    padding: 0;
+    height: auto;
+    background: transparent;
+    border: none;
+    cursor: pointer;
+    transition: color 0.2s;
+}
+
+.position-update-btn:hover {
+    color: rgba(139, 92, 246, 0.8);
+    background: transparent;
+}
+
+.position-update-icon {
+    font-size: 12px;
+}
+
+@media (min-width: 768px) {
+    .position-update-btn {
+        font-size: 14px;
+    }
+
+    .position-update-icon {
+        font-size: 16px;
+    }
+}
diff --git a/apps/web/src/pages/AssetsPage.tsx b/apps/web/src/pages/assets/AssetsPage.tsx
similarity index 51%
rename from apps/web/src/pages/AssetsPage.tsx
rename to apps/web/src/pages/assets/AssetsPage.tsx
index 9d3920d..206672d 100644
--- a/apps/web/src/pages/AssetsPage.tsx
+++ b/apps/web/src/pages/assets/AssetsPage.tsx
@@ -1,9 +1,10 @@
-import { Card, Row, Col, Statistic, Button } from 'antd';
-import { ArrowUpOutlined, ArrowDownOutlined } from '@ant-design/icons';
+import { Card, Row, Col, Statistic } from 'antd';
+import { ArrowUpOutlined } from '@ant-design/icons';
+import PositionList from './components/PositionList';
 import './AssetsPage.css';
 
 const AssetsPage = () => {
-    // 写死的数据
+    // 写死的数据（占位）
     const stats = {
         totalAssets: 1234567,
         totalProfit: 234567,
@@ -11,36 +12,6 @@ const AssetsPage = () => {
         recordDays: 300,
     };
 
-    const positions = [
-        {
-            name: '贵州茅台',
-            code: '600519',
-            market: '上海',
-            broker: '华泰证券',
-            value: 456789,
-            profit: 56789,
-            profitRate: 14.2,
-        },
-        {
-            name: '腾讯控股',
-            code: '00700',
-            market: '香港',
-            broker: '富途证券',
-            value: 345678,
-            profit: 45678,
-            profitRate: 15.2,
-        },
-        {
-            name: '苹果公司',
-            code: 'AAPL',
-            market: '美股',
-            broker: '盈透证券',
-            value: 432100,
-            profit: -12100,
-            profitRate: -2.7,
-        },
-    ];
-
     return (
         <div className="assets-page">
             {/* 统计卡片 */}
@@ -104,42 +75,7 @@ const AssetsPage = () => {
             </Card>
 
             {/* 持仓列表 */}
-            <Card
-                title="我的持仓"
-                extra={
-                    <Button type="primary" size="small">
-                        + 添加资产
-                    </Button>
-                }
-            >
-                <div className="positions-list">
-                    {positions.map((position, index) => (
-                        <div key={index} className="position-item">
-                            <div className="position-info">
-                                <div className="position-name">{position.name}</div>
-                                <div className="position-code">
-                                    {position.code} · {position.market} · {position.broker}
-                                </div>
-                            </div>
-                            <div className="position-stats">
-                                <div className="position-value">
-                                    ¥{position.value.toLocaleString()}
-                                </div>
-                                <div
-                                    className={`position-profit ${
-                                        position.profit >= 0 ? 'positive' : 'negative'
-                                    }`}
-                                >
-                                    {position.profit >= 0 ? '+' : ''}¥
-                                    {Math.abs(position.profit).toLocaleString()} (
-                                    {position.profitRate >= 0 ? '+' : ''}
-                                    {position.profitRate}%)
-                                </div>
-                            </div>
-                        </div>
-                    ))}
-                </div>
-            </Card>
+            <PositionList />
         </div>
     );
 };
diff --git a/apps/web/src/pages/assets/components/PositionList.css b/apps/web/src/pages/assets/components/PositionList.css
new file mode 100644
index 0000000..813f88e
--- /dev/null
+++ b/apps/web/src/pages/assets/components/PositionList.css
@@ -0,0 +1,73 @@
+/* 我的持仓容器 */
+.position-list-container {
+    display: flex;
+    flex-direction: column;
+    gap: 12px;
+    margin-top: 24px;
+}
+
+/* 标题和按钮区域 */
+.position-list-header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+}
+
+.position-list-title {
+    font-size: 16px;
+    font-weight: 600;
+    margin: 0;
+    color: #1f2937;
+}
+
+@media (min-width: 768px) {
+    .position-list-title {
+        font-size: 18px;
+    }
+}
+
+/* 添加资产按钮 - 完全圆形 */
+.position-add-btn {
+    width: 32px !important;
+    height: 32px !important;
+    min-width: 32px !important;
+    padding: 0 !important;
+    display: inline-flex !important;
+    align-items: center !important;
+    justify-content: center !important;
+    border: 1px solid #8b5cf6 !important;
+    background: transparent !important;
+    color: #8b5cf6 !important;
+    border-radius: 50% !important;
+    cursor: pointer;
+    transition: all 0.2s;
+}
+
+.position-add-btn:hover,
+.position-add-btn:focus {
+    background: #8b5cf6 !important;
+    color: #fff !important;
+    border-color: #8b5cf6 !important;
+}
+
+.position-add-btn:active {
+    background: #7c3aed !important;
+    border-color: #7c3aed !important;
+    color: #fff !important;
+}
+
+.position-add-btn .anticon {
+    font-size: 16px;
+}
+
+@media (min-width: 768px) {
+    .position-add-btn {
+        width: 36px !important;
+        height: 36px !important;
+        min-width: 36px !important;
+    }
+
+    .position-add-btn .anticon {
+        font-size: 18px;
+    }
+}
diff --git a/apps/web/src/pages/assets/components/PositionList.tsx b/apps/web/src/pages/assets/components/PositionList.tsx
new file mode 100644
index 0000000..f82b2f9
--- /dev/null
+++ b/apps/web/src/pages/assets/components/PositionList.tsx
@@ -0,0 +1,160 @@
+import { useState, useEffect } from 'react';
+import { Card, Button, App, Spin } from 'antd';
+import { PlusOutlined, RightOutlined } from '@ant-design/icons';
+import { positionService } from '@/services/position';
+import type { PositionResponse } from '@/types/position';
+import { useBrokerStore } from '@/stores/broker';
+import { useMarketStore } from '@/stores/market';
+import '../AssetsPage.css';
+import './PositionList.css';
+
+const PositionList = () => {
+    const { message: messageApi } = App.useApp();
+    const [loading, setLoading] = useState(false);
+    const [positions, setPositions] = useState<PositionResponse[]>([]);
+    const getBrokerName = useBrokerStore((state) => state.getBrokerName);
+    const getMarketName = useMarketStore((state) => state.getMarketName);
+
+    // 加载持仓数据
+    const loadPositions = async () => {
+        setLoading(true);
+        try {
+            const positionData = await positionService.getPositionsByUserId();
+            if (positionData && positionData.code === 0) {
+                const positionList = positionData.data;
+                setPositions(positionList || []);
+            } else {
+                setPositions([]);
+                messageApi.error(positionData.message || '加载持仓数据失败');
+            }
+        } catch (error: any) {
+            messageApi.error(error.message || '加载持仓数据失败');
+            setPositions([]);
+        } finally {
+            setLoading(false);
+        }
+    };
+
+    useEffect(() => {
+        loadPositions();
+    }, []);
+
+    // 格式化价格显示（根据涨跌显示颜色）
+    const formatPrice = (currentPrice?: number, previousPrice?: number) => {
+        if (!currentPrice) return { text: '--', color: '#1f2937' };
+        const price = currentPrice.toFixed(2);
+        if (!previousPrice) return { text: price, color: '#1f2937' };
+        if (currentPrice > previousPrice) {
+            return { text: price, color: '#ef4444' }; // 红色（上涨）
+        } else if (currentPrice < previousPrice) {
+            return { text: price, color: '#10b981' }; // 绿色（下跌）
+        }
+        return { text: price, color: '#1f2937' };
+    };
+
+    // 格式化盈亏显示
+    const formatProfit = (profit: number, profitPercent: number) => {
+        const isPositive = profit >= 0;
+        const profitText = `${isPositive ? '+' : ''}${Math.abs(profit).toLocaleString()}`;
+        const percentText = `${isPositive ? '+' : ''}${profitPercent.toFixed(2)}%`;
+        const color = isPositive ? '#ef4444' : '#10b981';
+        return { profitText, percentText, color };
+    };
+
+    return (
+        <div className="position-list-container">
+            <div className="position-list-header">
+                <h2 className="position-list-title">我的持仓</h2>
+                <Button
+                    type="default"
+                    shape="circle"
+                    icon={<PlusOutlined />}
+                    className="position-add-btn"
+                />
+            </div>
+            <Spin spinning={loading}>
+                <div className="positions-grid">
+                    {positions &&
+                        positions.map((position) => {
+                            const priceInfo = formatPrice(
+                                position.currentPrice,
+                                position.previousPrice
+                            );
+                            const profitInfo = formatProfit(
+                                position.profit,
+                                position.profitPercent
+                            );
+                            const brokerName = getBrokerName(position.brokerId);
+                            const marketText = getMarketName(position.market);
+
+                            return (
+                                <Card key={position.positionId} className="position-card">
+                                    <div className="position-content">
+                                        {/* 左侧：基本信息 */}
+                                        <div className="position-left">
+                                            <div className="position-name">{position.name}</div>
+                                            <div className="position-meta-info">
+                                                <span className="position-symbol">
+                                                    {position.symbol}
+                                                </span>
+                                                {marketText && (
+                                                    <span className="meta-tag">{marketText}</span>
+                                                )}
+                                                {brokerName && (
+                                                    <span className="meta-tag">{brokerName}</span>
+                                                )}
+                                            </div>
+                                            <div className="position-holding-info">
+                                                <span>
+                                                    持股 {position.shares.toLocaleString()} 股
+                                                </span>
+                                            </div>
+                                            <div className="position-holding-days">
+                                                <span>持有 {position.holdingDays} 天</span>
+                                            </div>
+                                        </div>
+
+                                        {/* 右侧：价格和盈亏信息 */}
+                                        <div className="position-right">
+                                            <div
+                                                className="position-current-price"
+                                                style={{ color: priceInfo.color }}
+                                            >
+                                                {priceInfo.text}
+                                            </div>
+                                            <div className="position-market-value">
+                                                <span className="position-value-text">
+                                                    {position.marketValue.toLocaleString()}
+                                                </span>
+                                            </div>
+                                            <div
+                                                className="position-profit"
+                                                style={{ color: profitInfo.color }}
+                                            >
+                                                <span className="position-profit-amount">
+                                                    {profitInfo.profitText}
+                                                </span>
+                                                <span className="position-profit-percent">
+                                                    {profitInfo.percentText}
+                                                </span>
+                                            </div>
+                                        </div>
+                                    </div>
+
+                                    {/* 分割线和更新按钮 */}
+                                    <div className="position-footer">
+                                        <button className="position-update-btn">
+                                            <span>更新持仓</span>
+                                            <RightOutlined className="position-update-icon" />
+                                        </button>
+                                    </div>
+                                </Card>
+                            );
+                        })}
+                </div>
+            </Spin>
+        </div>
+    );
+};
+
+export default PositionList;
diff --git a/apps/web/src/pages/assets/index.ts b/apps/web/src/pages/assets/index.ts
new file mode 100644
index 0000000..8a0706f
--- /dev/null
+++ b/apps/web/src/pages/assets/index.ts
@@ -0,0 +1 @@
+export { default } from './AssetsPage';
diff --git a/apps/web/src/router/index.tsx b/apps/web/src/router/index.tsx
index 1b1772f..5e2f23d 100644
--- a/apps/web/src/router/index.tsx
+++ b/apps/web/src/router/index.tsx
@@ -4,7 +4,7 @@ import MainLayout from '../layouts/MainLayout';
 import ProtectedRoute from '../components/ProtectedRoute';
 import ErrorPage from '../components/ErrorPage';
 import LoginPage from '../pages/LoginPage';
-const AssetsPage = lazy(() => import('../pages/AssetsPage'));
+const AssetsPage = lazy(() => import('../pages/assets'));
 const PlansPage = lazy(() => import('../pages/PlansPage'));
 const ReviewPage = lazy(() => import('../pages/ReviewPage'));
 const BrokerPage = lazy(() => import('../pages/broker'));
diff --git a/apps/web/src/services/position.ts b/apps/web/src/services/position.ts
new file mode 100644
index 0000000..c0bc2b1
--- /dev/null
+++ b/apps/web/src/services/position.ts
@@ -0,0 +1,45 @@
+import { api } from './api';
+import type { ApiResponse } from '@/types/common';
+import type {
+    PositionResponse,
+    CreatePositionRequest,
+    UpdatePositionRequest,
+} from '@/types/position';
+
+/**
+ * 持仓服务
+ */
+class PositionService {
+    /**
+     * 查询用户的所有持仓（不分页）
+     */
+    async getPositionsByUserId(): Promise<ApiResponse<PositionResponse[]>> {
+        return await api.get<ApiResponse<PositionResponse[]>>('/position');
+    }
+
+    /**
+     * 创建持仓
+     */
+    async createPosition(data: CreatePositionRequest): Promise<ApiResponse<PositionResponse>> {
+        return await api.post<ApiResponse<PositionResponse>>('/position', data);
+    }
+
+    /**
+     * 更新持仓
+     */
+    async updatePosition(
+        id: number,
+        data: UpdatePositionRequest
+    ): Promise<ApiResponse<PositionResponse>> {
+        return await api.patch<ApiResponse<PositionResponse>>(`/position/${id}`, data);
+    }
+
+    /**
+     * 删除持仓
+     */
+    async deletePosition(id: number): Promise<void> {
+        await api.delete(`/position/${id}`);
+    }
+}
+
+export const positionService = new PositionService();
diff --git a/apps/web/src/stores/broker.ts b/apps/web/src/stores/broker.ts
new file mode 100644
index 0000000..39d9266
--- /dev/null
+++ b/apps/web/src/stores/broker.ts
@@ -0,0 +1,54 @@
+import { create } from 'zustand';
+import { brokerService } from '@/services/broker';
+import type { Broker } from '@/types/broker';
+
+interface BrokerStore {
+    brokers: Broker[];
+    loading: boolean;
+    initialized: boolean;
+    fetchBrokers: () => Promise<void>;
+    getBrokerName: (brokerId: number) => string;
+}
+
+export const useBrokerStore = create<BrokerStore>((set, get) => ({
+    brokers: [],
+    loading: false,
+    initialized: false,
+
+    /**
+     * 获取券商列表
+     */
+    fetchBrokers: async () => {
+        const { initialized } = get();
+        // 如果已经初始化过，不重复加载
+        if (initialized) {
+            return;
+        }
+
+        set({ loading: true });
+        try {
+            const response = await brokerService.getBrokerList({
+                page: 1,
+                limit: 100,
+                isActive: true,
+            });
+            set({
+                brokers: response.list || [],
+                initialized: true,
+                loading: false,
+            });
+        } catch (error) {
+            console.error('获取券商列表失败:', error);
+            set({ loading: false });
+        }
+    },
+
+    /**
+     * 通过券商ID获取券商名称
+     */
+    getBrokerName: (brokerId: number) => {
+        const { brokers } = get();
+        const broker = brokers.find((b) => b.brokerId === brokerId);
+        return broker?.brokerName || '';
+    },
+}));
diff --git a/apps/web/src/stores/market.ts b/apps/web/src/stores/market.ts
new file mode 100644
index 0000000..889e0cb
--- /dev/null
+++ b/apps/web/src/stores/market.ts
@@ -0,0 +1,50 @@
+import { create } from 'zustand';
+
+export interface MarketItem {
+    code: string;
+    name: string;
+}
+
+interface MarketStore {
+    marketMap: Record<string, string>;
+    getMarketName: (marketCode?: string) => string;
+    getAllMarkets: () => MarketItem[];
+}
+
+// 市场简称和名称的映射
+const MARKET_MAP: Record<string, string> = {
+    sh: '上海',
+    sz: '深圳',
+    bj: '北京',
+    hk: '香港',
+    us: '美股',
+    jp: '日股',
+    kr: '韩国股市',
+    eu: '欧洲市场',
+    sea: '东南亚',
+    other: '其他',
+};
+
+export const useMarketStore = create<MarketStore>((_set, get) => ({
+    marketMap: MARKET_MAP,
+
+    /**
+     * 通过市场代码获取市场名称
+     */
+    getMarketName: (marketCode?: string) => {
+        if (!marketCode) return '';
+        const { marketMap } = get();
+        return marketMap[marketCode] || marketCode;
+    },
+
+    /**
+     * 获取所有市场列表
+     */
+    getAllMarkets: () => {
+        const { marketMap } = get();
+        return Object.entries(marketMap).map(([code, name]) => ({
+            code,
+            name,
+        }));
+    },
+}));
diff --git a/apps/web/src/types/common.ts b/apps/web/src/types/common.ts
index af037c1..d08d84b 100644
--- a/apps/web/src/types/common.ts
+++ b/apps/web/src/types/common.ts
@@ -4,6 +4,6 @@
 export interface ApiResponse<T> {
     code: number;
     message: string;
-    data: T;
+    data?: T;
     timestamp?: string;
 }
diff --git a/apps/web/src/types/position.ts b/apps/web/src/types/position.ts
new file mode 100644
index 0000000..8165b7c
--- /dev/null
+++ b/apps/web/src/types/position.ts
@@ -0,0 +1,82 @@
+/**
+ * 分页信息
+ */
+export interface PaginationInfo {
+    total: number;
+    total_page: number;
+    page_size: number;
+    current_page: number;
+}
+
+/**
+ * 持仓信息
+ */
+export interface Position {
+    positionId: number;
+    userId: number;
+    brokerId: number;
+    assetType: string;
+    symbol: string;
+    name: string;
+    market?: string;
+    shares: number;
+    costPrice: number;
+    currentPrice?: number;
+    previousPrice?: number;
+    currency: string;
+    exchangeRate?: number;
+    autoPriceUpdate: boolean;
+    status: string;
+    createdAt: Date;
+    updatedAt: Date;
+}
+
+/**
+ * 持仓响应数据（包含计算字段）
+ */
+export interface PositionResponse extends Position {
+    costValue: number; // 持仓成本
+    marketValue: number; // 持仓市值
+    profit: number; // 持仓盈亏
+    profitPercent: number; // 持仓盈利比例（%）
+    holdingDays: number; // 持仓天数
+    assetPercent: number; // 占用户总资产百分比（%）
+}
+
+/**
+ * 分页响应
+ */
+export interface PaginatedPositionResponse {
+    list: PositionResponse[];
+    pagination: PaginationInfo;
+}
+
+/**
+ * 创建持仓请求
+ */
+export interface CreatePositionRequest {
+    brokerId: number;
+    assetType: string;
+    symbol: string;
+    name: string;
+    market?: string;
+    shares: number;
+    costPrice: number;
+    currentPrice?: number;
+    currency?: string;
+    exchangeRate?: number;
+    autoPriceUpdate?: boolean;
+    status?: string;
+}
+
+/**
+ * 更新持仓请求
+ */
+export interface UpdatePositionRequest {
+    brokerId?: number;
+    costPrice?: number;
+    currentPrice?: number;
+    currency?: string;
+    exchangeRate?: number;
+    status?: string;
+}
diff --git a/package.json b/package.json
index 68d5c89..72b6692 100644
--- a/package.json
+++ b/package.json
@@ -25,5 +25,5 @@
     "keywords": [],
     "author": "",
     "license": "ISC",
-    "packageManager": "pnpm@10.20.0"
+    "packageManager": "pnpm@10.28.0+sha512.05df71d1421f21399e053fde567cea34d446fa02c76571441bfc1c7956e98e363088982d940465fd34480d4d90a0668bc12362f8aa88000a64e83d0b0e47be48"
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2de5f46..c57ff60 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -194,6 +194,9 @@ importers:
       styled-components:
         specifier: ^6.1.19
         version: 6.1.19(react-dom@19.2.3(react@19.2.3))(react@19.2.3)
+      zustand:
+        specifier: ^5.0.10
+        version: 5.0.10(@types/react@19.2.7)(react@19.2.3)
     devDependencies:
       '@eslint/js':
         specifier: ^9.39.1
@@ -4852,6 +4855,24 @@ packages:
   zod@4.3.4:
     resolution: {integrity: sha512-Zw/uYiiyF6pUT1qmKbZziChgNPRu+ZRneAsMUDU6IwmXdWt5JwcUfy2bvLOCUtz5UniaN/Zx5aFttZYbYc7O/A==}
 
+  zustand@5.0.10:
+    resolution: {integrity: sha512-U1AiltS1O9hSy3rul+Ub82ut2fqIAefiSuwECWt6jlMVUGejvf+5omLcRBSzqbRagSM3hQZbtzdeRc6QVScXTg==}
+    engines: {node: '>=12.20.0'}
+    peerDependencies:
+      '@types/react': '>=18.0.0'
+      immer: '>=9.0.6'
+      react: '>=18.0.0'
+      use-sync-external-store: '>=1.2.0'
+    peerDependenciesMeta:
+      '@types/react':
+        optional: true
+      immer:
+        optional: true
+      react:
+        optional: true
+      use-sync-external-store:
+        optional: true
+
 snapshots:
 
   '@angular-devkit/core@19.2.15(chokidar@4.0.3)':
@@ -10093,3 +10114,8 @@ snapshots:
       zod: 4.3.4
 
   zod@4.3.4: {}
+
+  zustand@5.0.10(@types/react@19.2.7)(react@19.2.3):
+    optionalDependencies:
+      '@types/react': 19.2.7
+      react: 19.2.3