diff --git a/admin/public/yzr/kefu.jpg b/admin/public/yzr/kefu.jpg
new file mode 100644
index 0000000..2f77580
Binary files /dev/null and b/admin/public/yzr/kefu.jpg differ
diff --git a/admin/src/App.vue b/admin/src/App.vue
index 4ef8cae..d2b2fcf 100644
--- a/admin/src/App.vue
+++ b/admin/src/App.vue
@@ -6,6 +6,7 @@
       <el-input v-model="password" type="password" placeholder="密码" show-password @keyup.enter="login" />
       <el-alert v-if="error" :title="error" type="error" :closable="false" />
       <el-button type="primary" :loading="busy" style="width:100%" @click="login">登 录</el-button>
+      <p class="hint">© 2026 北京宇之然科技中心 · <a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener">京ICP备案查询</a></p>
     </div>
   </div>
   <div v-else class="layout">
@@ -17,6 +18,11 @@
       <div class="side-foot"><el-button size="small" @click="logout">退出</el-button></div>
     </aside>
     <main class="content"><component :is="menus.find(m => m.key === view).comp" /></main>
+    <footer class="layout-foot">
+      © 2026 北京宇之然科技中心 · 联系邮箱 contact@yuzhiran.com ·
+      <a href="https://www.yuzhiran.com.cn" target="_blank" rel="noopener">宇之然官网</a> ·
+      <a href="https://beian.miit.gov.cn/" target="_blank" rel="noopener">京ICP备案查询</a>
+    </footer>
   </div>
 </template>
 
@@ -106,4 +112,16 @@ body { margin: 0; font-family: -apple-system, 'PingFang SC', sans-serif; backgro
 .el-table { width: 100%; }
 .el-table__inner-wrapper { overflow-x: auto; }
 .page .el-table table { min-width: 640px; }
-</style>
+
+.layout-foot {
+  grid-column: 1 / -1;
+  padding: 12px 24px;
+  font-size: 12px;
+  color: #b6bac9;
+  border-top: 1px solid #eef0f6;
+  background: #fff;
+  text-align: center;
+}
+.layout-foot a { color: #9aa0b4; text-decoration: none; }
+.hint a { color: #9aa0b4; text-decoration: none; }
+</style>
\ No newline at end of file
diff --git a/client/src/pages/profile/profile.vue b/client/src/pages/profile/profile.vue
index 1c679a2..ffca291 100644
--- a/client/src/pages/profile/profile.vue
+++ b/client/src/pages/profile/profile.vue
@@ -104,6 +104,17 @@
     </view>
 
     <text class="version">宇之然 AI 维度 v{{ versionText }}</text>
+
+    <!-- 页脚：公司信息 / 联系客服 -->
+    <view class="foot">
+      <image class="foot-qr" src="/static/yzr/kefu.png" mode="widthFix" show-menu-by-longpress @click="previewKefu" />
+      <text class="foot-tip">微信客服 · 长按识别二维码</text>
+      <text class="foot-line">联系邮箱：contact@yuzhiran.com</text>
+      <text class="foot-line">北京宇之然科技中心 · © 2026</text>
+      <!-- #ifdef H5 -->
+      <a class="foot-link" href="https://beian.miit.gov.cn/" target="_blank" rel="noopener">京ICP备案查询</a>
+      <!-- #endif -->
+    </view>
   </view>
 </template>
 
@@ -260,6 +271,10 @@ function editNickname() {
   })
 }
 
+function previewKefu() {
+  uni.previewImage({ urls: ['/static/yzr/kefu.png'] })
+}
+
 function goDim(id) {
   uni.navigateTo({ url: `/pages/dimension/dimension?id=${id}` })
 }
@@ -688,6 +703,18 @@ onShareTimeline(() => ({
 </style>
 
 <style scoped>
+.foot {
+  margin-top: 8px;
+  padding: 24px 0 16px;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 6px;
+}
+.foot-qr { width: 120px; border-radius: 8px; background: #fff; }
+.foot-tip { font-size: 11px; color: var(--text-muted, #b6bac9); }
+.foot-line { font-size: 11px; color: var(--text-muted, #b6bac9); }
+.foot-link { font-size: 11px; color: var(--text-tertiary, #9aa0b4); text-decoration: none; }
 .balance-actions { display: flex; gap: 8px; }
 .recharge-go.outline { background: transparent; border: 1.5px solid rgba(255,255,255,.6); color: #fff; }
 </style>
diff --git a/client/src/static/yzr/kefu.png b/client/src/static/yzr/kefu.png
new file mode 100644
index 0000000..07be9d1
Binary files /dev/null and b/client/src/static/yzr/kefu.png differ