diff --git a/src/doctor/pages/articleList/index.ts b/src/doctor/pages/articleList/index.ts
index b3962a1..d7451fd 100644
--- a/src/doctor/pages/articleList/index.ts
+++ b/src/doctor/pages/articleList/index.ts
@@ -61,11 +61,17 @@ Page({
       this.setData({ bannerList: [] })
     }
   },
+  // 请求ID，用于防止竞态条件
+  requestId: 0,
+
   // 获取文章列表
   getArticleList() {
     if (this.data.loading || !this.data.hasMore) return
     if (!this.data.currentCategoryId) return
 
+    // 生成新的请求ID
+    this.requestId++
+    const currentRequestId = this.requestId
     this.setData({ loading: true })
 
     wx.ajax({
@@ -78,6 +84,11 @@ Page({
       },
     })
       .then((res: any) => {
+        // 校验：如果请求ID已过期，则丢弃该响应
+        if (currentRequestId !== this.requestId) {
+          return
+        }
+
         const list = (res.list || []).map((item: any) => ({
           ...item,
           isLiked: item.isLiked || false,
@@ -98,17 +109,24 @@ Page({
         })
       })
       .catch(() => {
+        // 校验：如果请求ID已过期，不重置loading状态
+        if (currentRequestId !== this.requestId) {
+          return
+        }
         this.setData({ loading: false })
       })
   },
   // 切换分类
   handleTabChange(e: WechatMiniprogram.CustomEvent) {
     const categoryId = e.currentTarget.dataset.id
+    // 增加 requestId，使之前的请求失效
+    this.requestId++
     this.setData({
       currentCategoryId: categoryId,
       articleList: [],
       page: 1,
       hasMore: true,
+      loading: false,
     })
     this.getBannerList(categoryId)
     this.getArticleList()
diff --git a/src/doctor/pages/home/index.ts b/src/doctor/pages/home/index.ts
index 6b49940..2af5242 100644
--- a/src/doctor/pages/home/index.ts
+++ b/src/doctor/pages/home/index.ts
@@ -13,7 +13,7 @@ Page({
     // 项目列表
     projectList: [] as Array<{ projectId: number; projectName: string; projectDescription: string }>,
     currentProjectId: 0,
-    currentProjectName: '特诺雅',
+    currentProjectName: '',
     projectIndex: 0,
 
     // 待处理患者数
@@ -146,7 +146,7 @@ Page({
       this.setData({
         projectList,
         currentProjectId,
-        currentProjectName: currentProject?.projectName || '特诺雅',
+        currentProjectName: currentProject?.projectName || '',
         projectIndex: projectIndex >= 0 ? projectIndex : 0,
       })
 
diff --git a/src/doctor/pages/home/index.wxml b/src/doctor/pages/home/index.wxml
index 072f068..a886354 100644
--- a/src/doctor/pages/home/index.wxml
+++ b/src/doctor/pages/home/index.wxml
@@ -157,14 +157,14 @@
       </view>
     </view>
     <view class="chart-range">
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chartStartDate}}" end="{{chartEndDate}}" bindchange="onChartStartDateChange">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chartStartDate}}" end="{{today}}" bindchange="onChartStartDateChange">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chartStartMonth : chartStartDate}}</view>
           <image class="icon" src="{{imageUrl}}icon13.png?t={{Timestamp}}"></image>
         </view>
       </picker>
       <view class="line"></view>
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chartEndDate}}" start="{{chartStartDate}}" bindchange="onChartEndDateChange">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chartEndDate}}" start="{{chartStartDate}}" end="{{today}}" bindchange="onChartEndDateChange">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chartEndMonth : chartEndDate}}</view>
           <image class="icon" src="{{imageUrl}}icon13.png?t={{Timestamp}}"></image>
diff --git a/src/doctor/pages/patientList/index.ts b/src/doctor/pages/patientList/index.ts
index eba41e2..8782d23 100644
--- a/src/doctor/pages/patientList/index.ts
+++ b/src/doctor/pages/patientList/index.ts
@@ -6,7 +6,7 @@ Page({
     // 项目列表
     projectList: [] as Array<{ projectId: number; projectName: string; projectDescription: string }>,
     currentProjectId: 0,
-    currentProjectName: '特诺雅',
+    currentProjectName: '',
     projectIndex: 0,
 
     // 搜索关键词
@@ -76,7 +76,7 @@ Page({
         this.setData({
           projectList: list,
           currentProjectId,
-          currentProjectName: currentProject?.projectName || '特诺雅',
+          currentProjectName: currentProject?.projectName || '',
           projectIndex: list.findIndex((p: any) => p.projectId === currentProjectId),
         })
 
diff --git a/src/doctor/pages/stat/index.wxml b/src/doctor/pages/stat/index.wxml
index cbd120f..4adfbc8 100644
--- a/src/doctor/pages/stat/index.wxml
+++ b/src/doctor/pages/stat/index.wxml
@@ -8,14 +8,14 @@
 <view class="page" style="padding-top: {{pageTop}}px;">
   <view class="page-header" style="top:{{pageTop}}px">
     <view class="chart-range">
-      <picker class="picker" mode="date" value="{{startDate}}" end="{{endDate}}" bindchange="handleStartDateChange">
+      <picker class="picker" mode="date" value="{{startDate}}" end="{{today}}" bindchange="handleStartDateChange">
         <view class="p-content">
           <view class="content">{{startDate}}</view>
           <image class="icon" src="{{imageUrl}}icon13.png?t={{Timestamp}}"></image>
         </view>
       </picker>
       <view class="line"></view>
-      <picker class="picker" mode="date" value="{{endDate}}" start="{{startDate}}" bindchange="handleEndDateChange">
+      <picker class="picker" mode="date" value="{{endDate}}" start="{{startDate}}" end="{{today}}" bindchange="handleEndDateChange">
         <view class="p-content">
           <view class="content">{{endDate}}</view>
           <image class="icon" src="{{imageUrl}}icon13.png?t={{Timestamp}}"></image>
diff --git a/src/ground/pages/home/index.ts b/src/ground/pages/home/index.ts
index 4b7e2c0..b58f693 100644
--- a/src/ground/pages/home/index.ts
+++ b/src/ground/pages/home/index.ts
@@ -74,7 +74,7 @@ Page({
     // 项目列表
     projectList: [] as Array<{ projectId: number; projectName: string; projectDescription: string }>,
     currentProjectId: 0,
-    currentProjectName: '特诺雅',
+    currentProjectName: '',
     projectIndex: 0,
   },
 
@@ -158,7 +158,7 @@ Page({
       this.setData({
         projectList,
         currentProjectId,
-        currentProjectName: currentProject?.projectName || '特诺雅',
+        currentProjectName: currentProject?.projectName || '',
         projectIndex: projectIndex >= 0 ? projectIndex : 0,
       })
 
diff --git a/src/ground/pages/home/index.wxml b/src/ground/pages/home/index.wxml
index 4a244a4..a4145a7 100644
--- a/src/ground/pages/home/index.wxml
+++ b/src/ground/pages/home/index.wxml
@@ -140,14 +140,14 @@
       </view>
     </view>
     <view class="chart-range">
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart1StartDate}}" end="{{chart1EndDate}}" bindchange="onChart1DateChange" data-field="startDate">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart1StartDate}}" end="{{today}}" bindchange="onChart1DateChange" data-field="startDate">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chart1StartMonth : chart1StartDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
         </view>
       </picker>
       <view class="line"></view>
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart1EndDate}}" start="{{chart1StartDate}}" bindchange="onChart1DateChange" data-field="endDate">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart1EndDate}}" start="{{chart1StartDate}}" end="{{today}}" bindchange="onChart1DateChange" data-field="endDate">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chart1EndMonth : chart1EndDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
@@ -168,14 +168,14 @@
       <view class="title">邀约药师数统计</view>
     </view>
     <view class="chart-range">
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart2StartDate}}" end="{{chart2EndDate}}" bindchange="onChart2DateChange" data-field="startDate">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart2StartDate}}" end="{{today}}" bindchange="onChart2DateChange" data-field="startDate">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chart2StartMonth : chart2StartDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
         </view>
       </picker>
       <view class="line"></view>
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart2EndDate}}" start="{{chart2StartDate}}" bindchange="onChart2DateChange" data-field="endDate">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart2EndDate}}" start="{{chart2StartDate}}" end="{{today}}" bindchange="onChart2DateChange" data-field="endDate">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chart2EndMonth : chart2EndDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
@@ -192,14 +192,14 @@
       <view class="title">邀约药店统计</view>
     </view>
     <view class="chart-range">
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart3StartDate}}" end="{{chart3EndDate}}" bindchange="onChart3DateChange" data-field="startDate">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart3StartDate}}" end="{{today}}" bindchange="onChart3DateChange" data-field="startDate">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chart3StartMonth : chart3StartDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
         </view>
       </picker>
       <view class="line"></view>
-      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart3EndDate}}" start="{{chart3StartDate}}" bindchange="onChart3DateChange" data-field="endDate">
+      <picker class="picker" mode="date" fields="{{statType === 'month' ? 'month' : 'day'}}" value="{{chart3EndDate}}" start="{{chart3StartDate}}" end="{{today}}" bindchange="onChart3DateChange" data-field="endDate">
         <view class="p-content">
           <view class="content">{{statType === 'month' ? chart3EndMonth : chart3EndDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
diff --git a/src/ground/pages/invite/index.wxml b/src/ground/pages/invite/index.wxml
index ecb73ff..76adb5b 100644
--- a/src/ground/pages/invite/index.wxml
+++ b/src/ground/pages/invite/index.wxml
@@ -27,7 +27,7 @@
     <view class="title">邀请您加入健康管理项目</view>
     <view class="brand">
       <view class="name">
-        {{projectName || '特诺雅'}}
+        {{projectName || ''}}
         <text style="font-size: 0.5em; vertical-align: top">®</text>
       </view>
       <view class="bg"></view>
diff --git a/src/ground/pages/pharmacist/index.ts b/src/ground/pages/pharmacist/index.ts
index 109b5f8..291e46a 100644
--- a/src/ground/pages/pharmacist/index.ts
+++ b/src/ground/pages/pharmacist/index.ts
@@ -1,3 +1,4 @@
+import dayjs from 'dayjs'
 const app = getApp<IAppOption>()
 
 Page({
@@ -7,6 +8,7 @@ Page({
     // 时间筛选
     startDate: '',
     endDate: '',
+    today: dayjs().format('YYYY-MM-DD'), // 今天日期，用于限制时间选择器
 
     // 项目列表
     projectList: [] as Array<{ projectId: number; projectName: string; projectDescription: string }>,
@@ -50,7 +52,7 @@ Page({
       this.setData({
         projectList,
         currentProjectId,
-        currentProjectName: currentProject?.projectName || '特诺雅',
+        currentProjectName: currentProject?.projectName || '',
         projectIndex: projectIndex >= 0 ? projectIndex : 0,
       })
 
diff --git a/src/ground/pages/pharmacist/index.wxml b/src/ground/pages/pharmacist/index.wxml
index 42ffe4b..8ec79ee 100644
--- a/src/ground/pages/pharmacist/index.wxml
+++ b/src/ground/pages/pharmacist/index.wxml
@@ -22,11 +22,11 @@
     <view class="range">
       <view class="label">时间筛选：</view>
       <view class="r-wrap">
-        <picker class="picker" mode="date" value="{{startDate}}" bindchange="handleStartDateChange" end="{{endDate || ''}}">
+        <picker class="picker" mode="date" value="{{startDate}}" bindchange="handleStartDateChange" end="{{today}}">
           <view class="date">{{startDate || '开始时间'}}</view>
         </picker>
         <view class="line"></view>
-        <picker class="picker" mode="date" value="{{endDate}}" bindchange="handleEndDateChange" start="{{startDate || ''}}">
+        <picker class="picker" mode="date" value="{{endDate}}" bindchange="handleEndDateChange" start="{{startDate || ''}}" end="{{today}}">
           <view class="date">{{endDate || '结束时间'}}</view>
         </picker>
         <image class="icon" src="{{imageUrl}}icon2.png?t={{Timestamp}}"></image>
diff --git a/src/ground/pages/stat/index.ts b/src/ground/pages/stat/index.ts
index 2ab5b0d..8688c68 100644
--- a/src/ground/pages/stat/index.ts
+++ b/src/ground/pages/stat/index.ts
@@ -1,3 +1,4 @@
+import dayjs from 'dayjs'
 const app = getApp<IAppOption>()
 
 Page({
@@ -8,6 +9,7 @@ Page({
     // 时间筛选
     startDate: '',
     endDate: '',
+    today: dayjs().format('YYYY-MM-DD'), // 今天日期，用于限制时间选择器
     type: 'day', // day-按日，month-按月
 
     // 统计数据（从 summary 获取）
diff --git a/src/ground/pages/stat/index.wxml b/src/ground/pages/stat/index.wxml
index 7dbb3cc..a518f73 100644
--- a/src/ground/pages/stat/index.wxml
+++ b/src/ground/pages/stat/index.wxml
@@ -8,14 +8,14 @@
 <view class="page" style="padding-top: {{pageTop}}px;">
   <view class="page-header" style="top:{{pageTop}}px">
     <view class="chart-range">
-      <picker class="picker" mode="date" value="{{startDate}}" end="{{endDate}}" bindchange="handleStartDateChange">
+      <picker class="picker" mode="date" value="{{startDate}}" end="{{today}}" bindchange="handleStartDateChange">
         <view class="p-content">
           <view class="content">{{startDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>
         </view>
       </picker>
       <view class="line"></view>
-      <picker class="picker" mode="date" value="{{endDate}}" start="{{startDate}}" bindchange="handleEndDateChange">
+      <picker class="picker" mode="date" value="{{endDate}}" start="{{startDate}}" end="{{today}}" bindchange="handleEndDateChange">
         <view class="p-content">
           <view class="content">{{endDate}}</view>
           <image class="icon" src="{{imageUrl}}icon8.png?t={{Timestamp}}"></image>