diff --git a/backend/services/mining-admin-service/src/api/api.module.ts b/backend/services/mining-admin-service/src/api/api.module.ts
index 25c32319..9ea32dcd 100644
--- a/backend/services/mining-admin-service/src/api/api.module.ts
+++ b/backend/services/mining-admin-service/src/api/api.module.ts
@@ -13,6 +13,7 @@ import { ManualMiningController } from './controllers/manual-mining.controller';
 import { PendingContributionsController } from './controllers/pending-contributions.controller';
 import { BatchMiningController } from './controllers/batch-mining.controller';
 import { VersionController } from './controllers/version.controller';
+import { UpgradeVersionController } from './controllers/upgrade-version.controller';
 import { MobileVersionController } from './controllers/mobile-version.controller';
 
 @Module({
@@ -37,6 +38,7 @@ import { MobileVersionController } from './controllers/mobile-version.controller
     PendingContributionsController,
     BatchMiningController,
     VersionController,
+    UpgradeVersionController,
     MobileVersionController,
   ],
 })
diff --git a/backend/services/mining-admin-service/src/api/controllers/upgrade-version.controller.ts b/backend/services/mining-admin-service/src/api/controllers/upgrade-version.controller.ts
new file mode 100644
index 00000000..3da3b14c
--- /dev/null
+++ b/backend/services/mining-admin-service/src/api/controllers/upgrade-version.controller.ts
@@ -0,0 +1,240 @@
+import {
+  Controller,
+  Get,
+  Post,
+  Put,
+  Delete,
+  Patch,
+  Body,
+  Param,
+  Query,
+  HttpCode,
+  HttpStatus,
+  UseInterceptors,
+  UploadedFile,
+  ParseFilePipe,
+  MaxFileSizeValidator,
+  BadRequestException,
+} from '@nestjs/common'
+import { FileInterceptor } from '@nestjs/platform-express'
+import { ApiTags, ApiOperation, ApiResponse, ApiQuery, ApiConsumes, ApiBody } from '@nestjs/swagger'
+import { Public } from '../../shared/guards/admin-auth.guard'
+import { VersionService } from '../../application/services/version.service'
+import { Platform, AppVersion } from '../../domain/version-management'
+import {
+  CreateVersionDto,
+  UploadVersionDto,
+  UpdateVersionDto,
+  ToggleVersionDto,
+  VersionResponseDto,
+} from '../dto/version'
+
+const MAX_FILE_SIZE = 500 * 1024 * 1024
+
+/**
+ * 公开版本管理接口 - 供 mobile-upgrade 前端使用（无需认证）
+ *
+ * 与 VersionController 共用 VersionService，但路径为 /api/v2/upgrade-versions
+ * 不影响需认证的 /api/v2/versions 接口
+ */
+@Public()
+@ApiTags('Upgrade Version Management (Public)')
+@Controller('upgrade-versions')
+export class UpgradeVersionController {
+  constructor(private readonly versionService: VersionService) {}
+
+  private toVersionDto(version: AppVersion): VersionResponseDto {
+    return {
+      id: version.id,
+      platform: version.platform,
+      versionCode: version.versionCode.value,
+      versionName: version.versionName.value,
+      buildNumber: version.buildNumber.value,
+      downloadUrl: version.downloadUrl.value,
+      fileSize: version.fileSize.bytes.toString(),
+      fileSha256: version.fileSha256.value,
+      changelog: version.changelog.value,
+      isForceUpdate: version.isForceUpdate,
+      isEnabled: version.isEnabled,
+      minOsVersion: version.minOsVersion?.value ?? null,
+      releaseDate: version.releaseDate,
+      createdAt: version.createdAt,
+      updatedAt: version.updatedAt,
+    }
+  }
+
+  @Get()
+  @ApiOperation({ summary: '获取版本列表' })
+  @ApiQuery({ name: 'platform', required: false, enum: ['ANDROID', 'IOS', 'android', 'ios'] })
+  @ApiQuery({ name: 'includeDisabled', required: false, type: Boolean })
+  @ApiResponse({ status: 200, type: [VersionResponseDto] })
+  async listVersions(
+    @Query('platform') platform?: string,
+    @Query('includeDisabled') includeDisabled?: string,
+  ): Promise<VersionResponseDto[]> {
+    const platformEnum = platform ? (platform.toUpperCase() as Platform) : undefined
+    const versions = await this.versionService.findAll(platformEnum, includeDisabled === 'true')
+    return versions.map((v) => this.toVersionDto(v))
+  }
+
+  @Get(':id')
+  @ApiOperation({ summary: '获取版本详情' })
+  @ApiResponse({ status: 200, type: VersionResponseDto })
+  @ApiResponse({ status: 404, description: '版本不存在' })
+  async getVersion(@Param('id') id: string): Promise<VersionResponseDto> {
+    const version = await this.versionService.findById(id)
+    return this.toVersionDto(version)
+  }
+
+  @Post()
+  @ApiOperation({ summary: '创建新版本' })
+  @ApiResponse({ status: 201, type: VersionResponseDto })
+  async createVersion(@Body() dto: CreateVersionDto): Promise<VersionResponseDto> {
+    const version = await this.versionService.create({
+      ...dto,
+      releaseDate: dto.releaseDate ? new Date(dto.releaseDate) : undefined,
+      createdBy: 'upgrade-admin',
+    })
+    return this.toVersionDto(version)
+  }
+
+  @Put(':id')
+  @ApiOperation({ summary: '更新版本' })
+  @ApiResponse({ status: 200, type: VersionResponseDto })
+  @ApiResponse({ status: 404, description: '版本不存在' })
+  async updateVersion(
+    @Param('id') id: string,
+    @Body() dto: UpdateVersionDto,
+  ): Promise<VersionResponseDto> {
+    const version = await this.versionService.update(id, {
+      ...dto,
+      releaseDate: dto.releaseDate ? new Date(dto.releaseDate) : dto.releaseDate === null ? null : undefined,
+      updatedBy: 'upgrade-admin',
+    })
+    return this.toVersionDto(version)
+  }
+
+  @Delete(':id')
+  @HttpCode(HttpStatus.NO_CONTENT)
+  @ApiOperation({ summary: '删除版本' })
+  @ApiResponse({ status: 204, description: '删除成功' })
+  @ApiResponse({ status: 404, description: '版本不存在' })
+  async deleteVersion(@Param('id') id: string): Promise<void> {
+    await this.versionService.delete(id)
+  }
+
+  @Patch(':id/toggle')
+  @ApiOperation({ summary: '启用/禁用版本' })
+  @ApiResponse({ status: 200, description: '操作成功' })
+  @ApiResponse({ status: 404, description: '版本不存在' })
+  async toggleVersion(
+    @Param('id') id: string,
+    @Body() dto: ToggleVersionDto,
+  ): Promise<{ success: boolean }> {
+    await this.versionService.toggleEnabled(id, dto.isEnabled, 'upgrade-admin')
+    return { success: true }
+  }
+
+  @Post('parse')
+  @UseInterceptors(FileInterceptor('file'))
+  @ApiOperation({ summary: '解析APK/IPA包信息 (不保存)' })
+  @ApiConsumes('multipart/form-data')
+  @ApiBody({
+    schema: {
+      type: 'object',
+      required: ['file', 'platform'],
+      properties: {
+        file: { type: 'string', format: 'binary', description: 'APK或IPA安装包文件' },
+        platform: { type: 'string', enum: ['android', 'ios', 'ANDROID', 'IOS'], description: '平台' },
+      },
+    },
+  })
+  @ApiResponse({ status: 200, description: '解析成功' })
+  @ApiResponse({ status: 400, description: '解析失败' })
+  async parsePackage(
+    @UploadedFile(
+      new ParseFilePipe({
+        validators: [new MaxFileSizeValidator({ maxSize: MAX_FILE_SIZE })],
+        fileIsRequired: true,
+      }),
+    )
+    file: Express.Multer.File,
+    @Body('platform') platform: string,
+  ): Promise<{
+    packageName: string
+    versionCode: number
+    versionName: string
+    minSdkVersion?: string
+    targetSdkVersion?: string
+  }> {
+    const platformEnum = platform.toUpperCase() as Platform
+    const ext = file.originalname.toLowerCase().split('.').pop()
+    if (platformEnum === Platform.ANDROID && ext !== 'apk') {
+      throw new BadRequestException('Android平台只能上传APK文件')
+    }
+    if (platformEnum === Platform.IOS && ext !== 'ipa') {
+      throw new BadRequestException('iOS平台只能上传IPA文件')
+    }
+    const parsed = await this.versionService.parsePackage(file.buffer, platformEnum)
+    if (!parsed) {
+      throw new BadRequestException('无法解析安装包信息，请确认文件格式正确')
+    }
+    return parsed
+  }
+
+  @Post('upload')
+  @UseInterceptors(FileInterceptor('file'))
+  @ApiOperation({ summary: '上传APK/IPA并创建版本' })
+  @ApiConsumes('multipart/form-data')
+  @ApiBody({
+    schema: {
+      type: 'object',
+      required: ['file', 'platform', 'changelog'],
+      properties: {
+        file: { type: 'string', format: 'binary', description: 'APK或IPA安装包文件' },
+        platform: { type: 'string', enum: ['android', 'ios', 'ANDROID', 'IOS'], description: '平台' },
+        versionCode: { type: 'integer', description: '版本号 (可选)' },
+        versionName: { type: 'string', description: '版本名称 (可选)' },
+        buildNumber: { type: 'string', description: '构建号 (可选)' },
+        changelog: { type: 'string', description: '更新日志' },
+        isForceUpdate: { type: 'boolean', description: '是否强制更新', default: false },
+        minOsVersion: { type: 'string', description: '最低操作系统版本 (可选)' },
+        releaseDate: { type: 'string', format: 'date-time', description: '发布日期' },
+      },
+    },
+  })
+  @ApiResponse({ status: 201, type: VersionResponseDto })
+  @ApiResponse({ status: 400, description: '无效的文件或参数' })
+  async uploadVersion(
+    @UploadedFile(
+      new ParseFilePipe({
+        validators: [new MaxFileSizeValidator({ maxSize: MAX_FILE_SIZE })],
+        fileIsRequired: true,
+      }),
+    )
+    file: Express.Multer.File,
+    @Body() dto: UploadVersionDto,
+  ): Promise<VersionResponseDto> {
+    const ext = file.originalname.toLowerCase().split('.').pop()
+    if (dto.platform === Platform.ANDROID && ext !== 'apk') {
+      throw new BadRequestException('Android平台只能上传APK文件')
+    }
+    if (dto.platform === Platform.IOS && ext !== 'ipa') {
+      throw new BadRequestException('iOS平台只能上传IPA文件')
+    }
+    const version = await this.versionService.upload({
+      platform: dto.platform,
+      fileBuffer: file.buffer,
+      originalFilename: file.originalname,
+      changelog: dto.changelog ?? '',
+      isForceUpdate: dto.isForceUpdate ?? false,
+      createdBy: 'upgrade-admin',
+      versionCode: dto.versionCode,
+      versionName: dto.versionName,
+      buildNumber: dto.buildNumber,
+      minOsVersion: dto.minOsVersion,
+      releaseDate: dto.releaseDate ? new Date(dto.releaseDate) : undefined,
+    })
+    return this.toVersionDto(version)
+  }
+}
diff --git a/frontend/mobile-upgrade/src/infrastructure/http/api-client.ts b/frontend/mobile-upgrade/src/infrastructure/http/api-client.ts
index fb542302..4d977194 100644
--- a/frontend/mobile-upgrade/src/infrastructure/http/api-client.ts
+++ b/frontend/mobile-upgrade/src/infrastructure/http/api-client.ts
@@ -51,7 +51,7 @@ export interface ApiConfig {
  *
  * 注意:
  * - mobile 使用 /api/v1/versions 前缀 (admin-service)
- * - mining 使用 /api/v2/versions 前缀 (mining-admin-service)
+ * - mining 使用 /api/v2/upgrade-versions 前缀 (mining-admin-service 公开接口)
  * - API前缀不同是因为两个后端是独立的服务
  */
 const APP_CONFIGS: Record<AppType, ApiConfig> = {
@@ -63,7 +63,7 @@ const APP_CONFIGS: Record<AppType, ApiConfig> = {
   // 股行 App - 连接新的 mining-admin-service 后端
   mining: {
     baseURL: process.env.NEXT_PUBLIC_MINING_API_URL || 'http://localhost:3023',
-    apiPrefix: '/api/v2/versions',
+    apiPrefix: '/api/v2/upgrade-versions',
   },
 }