diff --git a/pages/index/index.wxml b/pages/index/index.wxml
index 91a42b1..9e280a9 100644
--- a/pages/index/index.wxml
+++ b/pages/index/index.wxml
@@ -151,27 +151,7 @@
       </view>
     </view>
   </view>
-  
-  <!-- 侧边栏按钮 -->
-  <view 
-    class="sidebar-btn {{sidebarBtnHidden ? 'hidden' : ''}}" 
-    style="top: {{sidebarBtnTop}}rpx;"
-    bindtouchstart="handleTouchStart"
-    bindtouchmove="handleTouchMove"
-    bindtouchend="handleTouchEnd"
-  >
-    <!-- 侧边栏内容区域 -->
-    <view class="sidebar-btn-content" bindtap="toggleSidebar">
-      <text class="sidebar-text-black">招商</text>
-      <text class="sidebar-text-black">入驻</text>
-    </view>
     
-    <!-- 箭头按钮 -->
-    <view class="sidebar-arrow" bindtap="toggleSidebarBtn">
-      <text class="arrow-icon {{sidebarBtnHidden ? 'arrow-right' : 'arrow-left'}}">《</text>
-    </view>
-  </view>
-  
   <!-- 商品列表区域 -->
   <view class="goods-section">
     <scroll-view 
@@ -198,6 +178,10 @@
             <text class="function-btn-icon">📣</text>
             <text class="function-btn-text">招商</text>
           </view>
+          <view class="function-btn" bindtap="navigateToCooperation">
+            <text class="function-btn-icon">🚹</text>
+            <text class="function-btn-text">我们</text>
+          </view>
         </view>
         
         <!-- 广告走马灯轮播图 -->
diff --git a/pages/profile/index.js b/pages/profile/index.js
index 8b46b2d..04558a2 100644
--- a/pages/profile/index.js
+++ b/pages/profile/index.js
@@ -47,6 +47,14 @@ Page({
     app.updateCurrentTab('profile');
   },
 
+  // 隐藏电话号码中间4位
+  hidePhoneNumber(phoneNumber) {
+    if (!phoneNumber) return ''
+    const phoneStr = String(phoneNumber)
+    if (phoneStr.length !== 11) return phoneStr
+    return phoneStr.substring(0, 3) + '****' + phoneStr.substring(7)
+  },
+
   // 加载用户信息
   loadUserInfo() {
     console.log('开始加载用户信息')
@@ -55,12 +63,16 @@ Page({
     // 从本地存储获取用户信息
     const localUserInfo = wx.getStorageSync('userInfo') || {}
     if (app.globalData.userInfo) {
-      this.setData({ userInfo: app.globalData.userInfo })
+      const userInfo = { ...app.globalData.userInfo }
+      userInfo.hiddenPhoneNumber = this.hidePhoneNumber(userInfo.phoneNumber)
+      this.setData({ userInfo })
     } else {
-      app.globalData.userInfo = localUserInfo
+      const userInfo = { ...localUserInfo }
+      userInfo.hiddenPhoneNumber = this.hidePhoneNumber(userInfo.phoneNumber)
+      app.globalData.userInfo = userInfo
       this.setData({
-        userInfo: localUserInfo,
-        needPhoneAuth: !localUserInfo.phoneNumber
+        userInfo,
+        needPhoneAuth: !userInfo.phoneNumber
       })
     }
 
@@ -187,6 +199,9 @@ Page({
           ...serverUserInfo
         }
 
+        // 添加隐藏的电话号码
+        updatedUserInfo.hiddenPhoneNumber = this.hidePhoneNumber(updatedUserInfo.phoneNumber)
+
         app.globalData.userInfo = updatedUserInfo
         wx.setStorageSync('userInfo', updatedUserInfo)
         this.setData({ userInfo: updatedUserInfo })
@@ -211,13 +226,16 @@ Page({
           const serverUserInfo = res.data
 
           // 更新本地用户信息
-          const app = getApp()
-          const updatedUserInfo = {
-            ...app.globalData.userInfo,
-            ...serverUserInfo
-          }
+        const app = getApp()
+        const updatedUserInfo = {
+          ...app.globalData.userInfo,
+          ...serverUserInfo
+        }
+
+        // 添加隐藏的电话号码
+        updatedUserInfo.hiddenPhoneNumber = this.hidePhoneNumber(updatedUserInfo.phoneNumber)
 
-          app.globalData.userInfo = updatedUserInfo
+        app.globalData.userInfo = updatedUserInfo
         wx.setStorageSync('userInfo', updatedUserInfo)
         this.setData({ userInfo: updatedUserInfo })
 
diff --git a/pages/profile/index.wxml b/pages/profile/index.wxml
index 6042e8f..29677eb 100644
--- a/pages/profile/index.wxml
+++ b/pages/profile/index.wxml
@@ -6,7 +6,7 @@
         style="width: 100rpx; height: 100rpx; border-radius: 50%; margin-right: 20rpx;"
       ></image>
       <view>
-        <view style="font-size: 32rpx; font-weight: bold;">{{userInfo.phoneNumber|| '未登录'}}</view>
+        <view style="font-size: 32rpx; font-weight: bold;">{{userInfo.hiddenPhoneNumber || userInfo.phoneNumber || '未登录'}}</view>
         <view style="font-size: 26rpx; color: #666;">
 
         </view>