diff --git a/backend/jest.config.js b/backend/jest.config.js
index 442aff4..dbe2082 100644
--- a/backend/jest.config.js
+++ b/backend/jest.config.js
@@ -4,4 +4,9 @@ module.exports = {
   testMatch: ['<rootDir>/test/**/*.test.ts'],
   testPathIgnorePatterns: ['<rootDir>/test/fixtures'],
   coveragePathIgnorePatterns: ['<rootDir>/test/'],
+  moduleFileExtensions: ['ts', 'uts', 'js', 'json'],
+  transform: {
+    '^.+\\.ts$': 'ts-jest',
+    '^.+\\.uts$': '<rootDir>/test/mpuniapp/uts-transformer.js',
+  },
 };
\ No newline at end of file
diff --git a/backend/test/mpuniapp/request.test.ts b/backend/test/mpuniapp/request.test.ts
new file mode 100644
index 0000000..9b8cd99
--- /dev/null
+++ b/backend/test/mpuniapp/request.test.ts
@@ -0,0 +1,312 @@
+/**
+ * OmniCard AI (CRMmp) - mpuniapp 网络拦截器与 API 客户端基础契约测试 (TDD Red -> Green)
+ *
+ * 严格按照 AGENTS.md 3.3、4.3 规范与 PRD 设计编写。
+ */
+
+describe('OmniCard AI 用户端 mpuniapp 网络拦截器与 API 契约测试', () => {
+  let storageMap: Map<string, string>;
+  let toastCalls: Array<{ title: string; icon?: string }>;
+  let reLaunchCalls: Array<{ url: string }>;
+  let lastRequestOptions: any;
+  let mockRequestResponse: {
+    statusCode?: number;
+    data?: any;
+    failError?: any;
+  };
+
+  beforeEach(() => {
+    storageMap = new Map();
+    toastCalls = [];
+    reLaunchCalls = [];
+    lastRequestOptions = null;
+    mockRequestResponse = {
+      statusCode: 200,
+      data: { code: 1000, message: 'success', data: { ok: true } },
+    };
+
+    // 构造全局 uni 运行时 Mock 环境
+    (global as any).uni = {
+      getStorageSync: (key: string) => storageMap.get(key) || '',
+      setStorageSync: (key: string, val: string) => storageMap.set(key, val),
+      removeStorageSync: (key: string) => storageMap.delete(key),
+      showToast: (options: { title: string; icon?: string }) => {
+        toastCalls.push(options);
+      },
+      reLaunch: (options: { url: string }) => {
+        reLaunchCalls.push(options);
+      },
+      request: (options: any) => {
+        lastRequestOptions = options;
+        setTimeout(() => {
+          if (mockRequestResponse.failError) {
+            options.fail?.(mockRequestResponse.failError);
+          } else {
+            options.success?.({
+              statusCode: mockRequestResponse.statusCode ?? 200,
+              data: mockRequestResponse.data,
+              header: {},
+            });
+          }
+          options.complete?.();
+        }, 0);
+        return {
+          abort: jest.fn(),
+        };
+      },
+    };
+  });
+
+  afterEach(() => {
+    delete (global as any).uni;
+  });
+
+  describe('1. 基础配置与请求拦截器 (request.uts)', () => {
+    it('1.1 默认配置、baseUrl 拼接与超时时长 (10000ms)', async () => {
+      // @ts-ignore
+      const { request, getBaseUrl, setBaseUrl, getRequestTimeout, setRequestTimeout } = require('../../../mpuniapp/common/request.uts');
+
+      expect(getRequestTimeout()).toBe(10000);
+      expect(getBaseUrl()).toBeDefined();
+
+      setBaseUrl('https://api.omnicard.ai/api');
+      setRequestTimeout(8000);
+      expect(getBaseUrl()).toBe('https://api.omnicard.ai/api');
+      expect(getRequestTimeout()).toBe(8000);
+
+      // 发起相对路径请求
+      await request({
+        url: '/test/endpoint',
+        method: 'GET',
+      });
+
+      expect(lastRequestOptions).toBeDefined();
+      expect(lastRequestOptions.url).toBe('https://api.omnicard.ai/api/test/endpoint');
+      expect(lastRequestOptions.timeout).toBe(8000);
+    });
+
+    it('1.2 自动注入 Authorization (Token) 与 x-tenant-id 请求头', async () => {
+      // @ts-ignore
+      const { request } = require('../../../mpuniapp/common/request.uts');
+
+      storageMap.set('token', 'mock_jwt_token_999');
+      storageMap.set('tenant_id', 'tenant_omni_88');
+
+      await request({
+        url: '/card/info',
+        method: 'GET',
+      });
+
+      expect(lastRequestOptions.header).toBeDefined();
+      expect(lastRequestOptions.header['Authorization']).toBe('Bearer mock_jwt_token_999');
+      expect(lastRequestOptions.header['x-tenant-id']).toBe('tenant_omni_88');
+    });
+
+    it('1.3 允许显式自定义 Header 覆盖或扩展', async () => {
+      // @ts-ignore
+      const { request } = require('../../../mpuniapp/common/request.uts');
+
+      storageMap.set('token', 'default_token');
+
+      await request({
+        url: '/custom/header',
+        method: 'POST',
+        header: {
+          Authorization: 'CustomToken override',
+          'x-custom-trace': 'trace_123',
+        },
+      });
+
+      expect(lastRequestOptions.header['Authorization']).toBe('CustomToken override');
+      expect(lastRequestOptions.header['x-custom-trace']).toBe('trace_123');
+    });
+  });
+
+  describe('2. 统一响应解包与错误拦截', () => {
+    it('2.1 成功响应 (code === 1000) 统一自动解包返回 data 核心数据', async () => {
+      // @ts-ignore
+      const { request } = require('../../../mpuniapp/common/request.uts');
+
+      mockRequestResponse.data = {
+        code: 1000,
+        message: 'success',
+        data: {
+          cardId: 'card_1001',
+          name: 'Alex Rivera',
+        },
+      };
+
+      const res = await request({
+        url: '/card/info',
+        method: 'GET',
+      });
+
+      expect(res).toEqual({
+        cardId: 'card_1001',
+        name: 'Alex Rivera',
+      });
+      expect(toastCalls).toHaveLength(0);
+    });
+
+    it('2.2 业务失败 (code !== 1000) 自动弹出 uni.showToast 且 Promise reject', async () => {
+      // @ts-ignore
+      const { request } = require('../../../mpuniapp/common/request.uts');
+
+      mockRequestResponse.data = {
+        code: 1002,
+        message: '指定微官网名片不存在或已下架',
+        data: null,
+      };
+
+      await expect(
+        request({
+          url: '/card/portal/info',
+          method: 'GET',
+        })
+      ).rejects.toThrow('指定微官网名片不存在或已下架');
+
+      expect(toastCalls).toHaveLength(1);
+      expect(toastCalls[0].title).toBe('指定微官网名片不存在或已下架');
+      expect(toastCalls[0].icon).toBe('none');
+    });
+
+    it('2.3 认证失效 (code === 401 或 HTTP 401) 自动跳转登录页、清除 Token 并弹出提示', async () => {
+      // @ts-ignore
+      const { request } = require('../../../mpuniapp/common/request.uts');
+
+      storageMap.set('token', 'expired_token');
+
+      mockRequestResponse.data = {
+        code: 401,
+        message: '登录状态已失效，请重新登录',
+      };
+
+      await expect(
+        request({
+          url: '/card/my-cards',
+          method: 'GET',
+        })
+      ).rejects.toThrow('登录状态已失效，请重新登录');
+
+      expect(storageMap.has('token')).toBe(false);
+      expect(reLaunchCalls).toHaveLength(1);
+      expect(reLaunchCalls[0].url).toBe('/pages/common/login');
+      expect(toastCalls).toHaveLength(1);
+      expect(toastCalls[0].title).toBe('登录状态已失效，请重新登录');
+    });
+
+    it('2.4 网络请求异常 (fail 回调) 提示网络异常并 Promise reject', async () => {
+      // @ts-ignore
+      const { request } = require('../../../mpuniapp/common/request.uts');
+
+      mockRequestResponse.failError = {
+        errMsg: 'request:fail timeout',
+      };
+
+      await expect(
+        request({
+          url: '/timeout/test',
+          method: 'GET',
+        })
+      ).rejects.toThrow();
+
+      expect(toastCalls).toHaveLength(1);
+      expect(toastCalls[0].title).toContain('网络连接异常');
+    });
+  });
+
+  describe('3. 核心 API 方法契约 (api.uts)', () => {
+    it('3.1 fetchPortalCard 能够按 ID 或 Slug 正确请求微官网聚合详情', async () => {
+      // @ts-ignore
+      const { fetchPortalCard } = require('../../../mpuniapp/common/api.uts');
+
+      mockRequestResponse.data = {
+        code: 1000,
+        message: 'success',
+        data: {
+          id: 1001,
+          slug: 'alex-rivera',
+          name: 'Alex Rivera',
+          title: 'VP of Global Business',
+          company: 'OmniCard AI Global',
+          bentoBlocks: [],
+        },
+      };
+
+      const result = await fetchPortalCard('alex-rivera');
+
+      expect(lastRequestOptions.method).toBe('GET');
+      expect(lastRequestOptions.url).toContain('/card/portal/info');
+      expect(lastRequestOptions.data).toEqual({ id: 'alex-rivera' });
+      expect(result.name).toBe('Alex Rivera');
+      expect(result.slug).toBe('alex-rivera');
+    });
+
+    it('3.2 submitLead 能够提交留资/互换名片数据并返回潜客模型', async () => {
+      // @ts-ignore
+      const { submitLead } = require('../../../mpuniapp/common/api.uts');
+
+      const leadPayload = {
+        cardId: 1001,
+        name: 'Tariq Mansour',
+        company: 'Dubai Energy Holding',
+        phone: '+971-50-1234567',
+        email: 'tariq@dubaienergy.ae',
+        source: 'nfc',
+        notes: 'Interested in enterprise solution',
+      };
+
+      mockRequestResponse.data = {
+        code: 1000,
+        message: 'success',
+        data: {
+          id: 'lead_9921',
+          ...leadPayload,
+          status: 'new',
+          intentScore: 85,
+        },
+      };
+
+      const lead = await submitLead(leadPayload);
+
+      expect(lastRequestOptions.method).toBe('POST');
+      expect(lastRequestOptions.url).toContain('/crm/lead/submit');
+      expect(lastRequestOptions.data).toEqual(leadPayload);
+      expect(lead.id).toBe('lead_9921');
+      expect(lead.status).toBe('new');
+    });
+
+    it('3.3 recordRadarTrack 能够发送访客轨迹数据并记录', async () => {
+      // @ts-ignore
+      const { recordRadarTrack } = require('../../../mpuniapp/common/api.uts');
+
+      const trackPayload = {
+        cardId: 1001,
+        visitorId: 'vis_de_4432',
+        touchType: 'qr',
+        stayDurationMs: 65000,
+        scrollDepth: 80,
+        viewedBlocks: ['hero', 'case_1'],
+      };
+
+      mockRequestResponse.data = {
+        code: 1000,
+        message: 'success',
+        data: {
+          id: 'track_881',
+          ...trackPayload,
+          country: 'Germany',
+          city: 'Frankfurt',
+        },
+      };
+
+      const track = await recordRadarTrack(trackPayload);
+
+      expect(lastRequestOptions.method).toBe('POST');
+      expect(lastRequestOptions.url).toContain('/crm/radar/track');
+      expect(lastRequestOptions.data).toEqual(trackPayload);
+      expect(track.id).toBe('track_881');
+      expect(track.country).toBe('Germany');
+    });
+  });
+});
diff --git a/backend/test/mpuniapp/uts-transformer.js b/backend/test/mpuniapp/uts-transformer.js
new file mode 100644
index 0000000..e4cf333
--- /dev/null
+++ b/backend/test/mpuniapp/uts-transformer.js
@@ -0,0 +1,17 @@
+const ts = require('typescript');
+
+module.exports = {
+  process(sourceText, sourcePath) {
+    const result = ts.transpileModule(sourceText, {
+      compilerOptions: {
+        module: ts.ModuleKind.CommonJS,
+        target: ts.ScriptTarget.ES2020,
+        esModuleInterop: true,
+      },
+      fileName: sourcePath,
+    });
+    return {
+      code: result.outputText,
+    };
+  },
+};
diff --git a/backend/typings/uts.d.ts b/backend/typings/uts.d.ts
new file mode 100644
index 0000000..b48e87b
--- /dev/null
+++ b/backend/typings/uts.d.ts
@@ -0,0 +1,4 @@
+declare module '*.uts' {
+  const content: any;
+  export = content;
+}
diff --git a/mpuniapp/common/api.uts b/mpuniapp/common/api.uts
new file mode 100644
index 0000000..ecb1c4a
--- /dev/null
+++ b/mpuniapp/common/api.uts
@@ -0,0 +1,45 @@
+/**
+ * OmniCard AI (CRMmp) - 用户端面向微官网与名片的核心 API 客户端
+ * 严格遵循 AGENTS.md 规范与 uts 强类型约束
+ */
+
+import {
+  CardPortalDetail,
+  LeadEntity,
+  RadarTrack,
+  SubmitLeadParams,
+  RecordRadarTrackParams,
+} from './types.uts';
+import { httpGet, httpPost } from './request.uts';
+
+/**
+ * 获取微官网与名片公开聚合详情 (包含 Hero、Bento 块、多语言与品牌 VI)
+ *
+ * @param cardIdOrSlug 名片主键 ID 或自定义短链标识
+ */
+export function fetchPortalCard(cardIdOrSlug: string): Promise<CardPortalDetail> {
+  return httpGet<CardPortalDetail>('/card/portal/info', {
+    id: cardIdOrSlug,
+  });
+}
+
+/**
+ * 提交无摩擦潜客留资 / 互换名片数据
+ *
+ * @param leadData 潜客留资信息
+ */
+export function submitLead(leadData: SubmitLeadParams): Promise<LeadEntity> {
+  return httpPost<LeadEntity>('/crm/lead/submit', leadData);
+}
+
+/**
+ * 记录访客实时雷达轨迹足迹 (停留时长、滚动深度、浏览块等)
+ *
+ * @param trackData 轨迹行为数据
+ */
+export function recordRadarTrack(trackData: RecordRadarTrackParams): Promise<RadarTrack> {
+  return httpPost<RadarTrack>('/crm/radar/track', trackData);
+}
+
+export * from './types.uts';
+export * from './request.uts';
diff --git a/mpuniapp/common/request.uts b/mpuniapp/common/request.uts
new file mode 100644
index 0000000..dfed1e7
--- /dev/null
+++ b/mpuniapp/common/request.uts
@@ -0,0 +1,207 @@
+/**
+ * OmniCard AI (CRMmp) - 用户端网络请求底层封装与统一拦截器
+ * 严格遵循 AGENTS.md 规范与 uts 强类型规范，一套代码兼顾 App 与 Web/H5
+ */
+
+import { ApiResponse } from './types.uts';
+
+let currentBaseUrl: string = 'http://127.0.0.1:9000/api';
+// #ifdef H5
+currentBaseUrl = '/api';
+// #endif
+
+let currentTimeout: number = 10000;
+
+export function getBaseUrl(): string {
+  return currentBaseUrl;
+}
+
+export function setBaseUrl(url: string): void {
+  currentBaseUrl = url;
+}
+
+export function getRequestTimeout(): number {
+  return currentTimeout;
+}
+
+export function setRequestTimeout(timeout: number): void {
+  currentTimeout = timeout;
+}
+
+export function getAuthToken(): string {
+  try {
+    const val = uni.getStorageSync('token');
+    return val != null ? String(val) : '';
+  } catch (e) {
+    return '';
+  }
+}
+
+export function setAuthToken(token: string): void {
+  try {
+    uni.setStorageSync('token', token);
+  } catch (e) {}
+}
+
+export function clearAuthToken(): void {
+  try {
+    uni.removeStorageSync('token');
+  } catch (e) {}
+}
+
+export function getTenantId(): string {
+  try {
+    const val = uni.getStorageSync('tenant_id');
+    return val != null ? String(val) : '';
+  } catch (e) {
+    return '';
+  }
+}
+
+export function setTenantId(tenantId: string): void {
+  try {
+    uni.setStorageSync('tenant_id', tenantId);
+  } catch (e) {}
+}
+
+export type RequestMethod = 'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH';
+
+export interface RequestConfig {
+  url: string;
+  method?: RequestMethod;
+  data?: any;
+  header?: Record<string, any>;
+  timeout?: number;
+}
+
+/**
+ * 构建完整的请求 URL
+ */
+function buildFullUrl(url: string): string {
+  if (url.startsWith('http://') || url.startsWith('https://')) {
+    return url;
+  }
+  const base = getBaseUrl().replace(/\/+$/, '');
+  const path = url.startsWith('/') ? url : `/${url}`;
+  return `${base}${path}`;
+}
+
+/**
+ * 统一处理未授权 / 401 状态
+ */
+function handleUnauthorized(message: string): void {
+  clearAuthToken();
+  uni.showToast({
+    title: message || '登录状态已失效，请重新登录',
+    icon: 'none',
+  });
+  uni.reLaunch({
+    url: '/pages/common/login',
+  });
+}
+
+/**
+ * 网络请求底层统一封装
+ */
+export function request<T>(config: RequestConfig): Promise<T> {
+  return new Promise<T>((resolve, reject) => {
+    const method = config.method || 'GET';
+    const fullUrl = buildFullUrl(config.url);
+    const timeout = config.timeout != null ? config.timeout : getRequestTimeout();
+
+    // 默认请求头配置
+    const headers: Record<string, any> = {
+      'content-type': 'application/json',
+    };
+
+    // 自动挂载 Authorization 与 x-tenant-id
+    const token = getAuthToken();
+    if (token) {
+      headers['Authorization'] = token.startsWith('Bearer ') ? token : `Bearer ${token}`;
+    }
+
+    const tenantId = getTenantId();
+    if (tenantId) {
+      headers['x-tenant-id'] = tenantId;
+    }
+
+    // 显式传入的 header 具有更高优先级
+    if (config.header) {
+      Object.assign(headers, config.header);
+    }
+
+    uni.request({
+      url: fullUrl,
+      method: method as any,
+      data: config.data,
+      header: headers,
+      timeout: timeout,
+      success: (res: any) => {
+        const statusCode = res.statusCode != null ? res.statusCode : 200;
+        const resBody = res.data;
+
+        // 1. 处理 HTTP 401 或业务 code 401
+        if (statusCode === 401 || (resBody != null && resBody.code === 401)) {
+          const msg = (resBody && resBody.message) ? resBody.message : '登录状态已失效，请重新登录';
+          handleUnauthorized(msg);
+          reject(new Error(msg));
+          return;
+        }
+
+        // 2. 处理非 200 的 HTTP 异常状态
+        if (statusCode < 200 || statusCode >= 300) {
+          const errorMsg = (resBody && resBody.message) ? resBody.message : `网络请求错误 (${statusCode})`;
+          uni.showToast({
+            title: errorMsg,
+            icon: 'none',
+          });
+          reject(new Error(errorMsg));
+          return;
+        }
+
+        // 3. 处理 Cool-Admin 标准业务状态 (code === 1000 为成功)
+        if (resBody != null && typeof resBody === 'object' && 'code' in resBody) {
+          const apiRes = resBody as ApiResponse<T>;
+          if (apiRes.code === 1000) {
+            resolve(apiRes.data !== undefined ? apiRes.data : (apiRes as unknown as T));
+          } else {
+            const failMsg = apiRes.message || '请求处理失败';
+            uni.showToast({
+              title: failMsg,
+              icon: 'none',
+            });
+            reject(new Error(failMsg));
+          }
+          return;
+        }
+
+        // 4. 其它直接返回的数据格式
+        resolve(resBody as T);
+      },
+      fail: (err: any) => {
+        const errMsg = (err && err.errMsg) ? err.errMsg : '网络连接异常，请重试';
+        uni.showToast({
+          title: '网络连接异常，请重试',
+          icon: 'none',
+        });
+        reject(new Error(errMsg));
+      },
+    });
+  });
+}
+
+export function httpGet<T>(url: string, data?: any, header?: Record<string, any>): Promise<T> {
+  return request<T>({ url, method: 'GET', data, header });
+}
+
+export function httpPost<T>(url: string, data?: any, header?: Record<string, any>): Promise<T> {
+  return request<T>({ url, method: 'POST', data, header });
+}
+
+export function httpPut<T>(url: string, data?: any, header?: Record<string, any>): Promise<T> {
+  return request<T>({ url, method: 'PUT', data, header });
+}
+
+export function httpDelete<T>(url: string, data?: any, header?: Record<string, any>): Promise<T> {
+  return request<T>({ url, method: 'DELETE', data, header });
+}
diff --git a/mpuniapp/common/types.uts b/mpuniapp/common/types.uts
new file mode 100644
index 0000000..f390aad
--- /dev/null
+++ b/mpuniapp/common/types.uts
@@ -0,0 +1,119 @@
+/**
+ * OmniCard AI (CRMmp) - 用户端跨端核心数据契约与 TypeScript / UTS 类型体系
+ * 严格遵循 AGENTS.md 规范与出海 SaaS 契约，与 backend / admin 镜像对齐
+ */
+
+export type CardStatus = 'draft' | 'published' | 'archived';
+
+export type BentoBlockType = 'hero' | 'case' | 'article' | 'social' | 'video' | 'form';
+
+export type BentoColSpan = 1 | 2;
+
+export type BentoRowSpan = 1 | 2;
+
+export interface BentoBlockPublic {
+  id: number | string;
+  cardId: number | string;
+  type: BentoBlockType;
+  colSpan: BentoColSpan;
+  rowSpan: BentoRowSpan;
+  sortOrder: number;
+  title?: string;
+  content?: string;
+  mediaUrl?: string;
+  linkUrl?: string;
+  metaJson?: string | Record<string, any>;
+}
+
+export interface BrandKit {
+  logoUrl: string;
+  primaryColor: string;
+}
+
+export interface CardPortalDetail {
+  id: number | string;
+  slug?: string;
+  name: string;
+  title: string;
+  company: string;
+  slogan?: string;
+  avatarUrl?: string;
+  phone?: string;
+  email?: string;
+  whatsapp?: string;
+  linkedin?: string;
+  timezone?: string;
+  audioPronunciationUrl?: string;
+  themeCode?: string;
+  status: CardStatus;
+  bentoBlocks: BentoBlockPublic[];
+  brandKit?: BrandKit;
+  cachedAt?: number;
+}
+
+export type LeadStatus = 'new' | 'contacted' | 'hot' | 'won' | 'archived';
+
+export type LeadSource = 'nfc' | 'qr' | 'link' | 'ai_chat';
+
+export interface LeadEntity {
+  id: string | number;
+  tenantId?: string | number;
+  cardId: string | number;
+  visitorId?: string;
+  name: string;
+  company?: string;
+  phone?: string;
+  email?: string;
+  status: LeadStatus;
+  intentScore: number;
+  source: LeadSource;
+  notes?: string;
+}
+
+export interface SubmitLeadParams {
+  cardId: string | number;
+  name: string;
+  company?: string;
+  phone?: string;
+  email?: string;
+  source?: string;
+  notes?: string;
+  visitorId?: string;
+  [key: string]: any;
+}
+
+export type TouchType = 'nfc' | 'qr' | 'link';
+
+export interface RadarTrack {
+  id: string | number;
+  tenantId?: string | number;
+  cardId: string | number;
+  visitorId: string;
+  ip?: string;
+  country?: string;
+  city?: string;
+  touchType: TouchType;
+  stayDurationMs: number;
+  scrollDepth: number;
+  viewedBlocks: string[];
+  createdAt?: string | Date;
+}
+
+export interface RecordRadarTrackParams {
+  cardId: string | number;
+  visitorId: string;
+  touchType?: string;
+  stayDurationMs?: number;
+  scrollDepth?: number;
+  viewedBlocks?: string[];
+  ip?: string;
+  country?: string;
+  city?: string;
+  [key: string]: any;
+}
+
+export interface ApiResponse<T> {
+  code: number;
+  message: string;
+  data: T;
+}