diff --git a/subpages/heart/pages/volunteer/volunteer.js b/subpages/heart/pages/volunteer/volunteer.js
index 40fd742..88eb57f 100644
--- a/subpages/heart/pages/volunteer/volunteer.js
+++ b/subpages/heart/pages/volunteer/volunteer.js
@@ -180,10 +180,17 @@ Page({
       this.showToast('姓名不能超过20个字')
       return false
     }
+
     if (!this.data.identityNo) {
       this.showToast('请输入身份证号')
       return false
     }
+    var reg = /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/;
+    if (reg.test(this.data.identityNo) === false) {
+      this.showToast('请输入正确的身份证号')
+      return false
+    }
+
     if (this.data.getMobileType === 'wx') {
       if (!this.data.mobile) {
         this.showToast('请获取手机号')
diff --git a/subpages/heart/pages/volunteer/volunteer.wxml b/subpages/heart/pages/volunteer/volunteer.wxml
index 52e7cb3..141d8f0 100644
--- a/subpages/heart/pages/volunteer/volunteer.wxml
+++ b/subpages/heart/pages/volunteer/volunteer.wxml
@@ -18,7 +18,7 @@
           <view class="title">姓名</view>
         </view>
         <view class="right">
-          <input confirm-type="next" bindblur="bindRealNameInput" bindinput="bindRealNameInput" value="{{realName}}" placeholder-class="placeholder-style" placeholder="请输入姓名" />
+          <input maxlength="20" confirm-type="next" bindblur="bindRealNameInput" bindinput="bindRealNameInput" value="{{realName}}" placeholder-class="placeholder-style" placeholder="请输入姓名" />
         </view>
       </view>
       <view class="list-item identity-no">
@@ -79,7 +79,7 @@
 
       <view class="info-box">
         <view class="address name">
-          <input placeholder="请输入所在小区或所在道路" controlled value="{{road}}" bind:change="adInputStreet"></input>
+          <input maxlength="100" placeholder="请输入所在小区或所在道路" controlled value="{{road}}" bind:change="adInputStreet"></input>
         </view>
         <view class="clear"></view>
       </view>
@@ -110,7 +110,7 @@
 
       <view class="info-box-last">
         <view class="introduce">
-          <textarea placeholder="请输入自我介绍、是否参加过公益活动、参加了哪些公益活动" bindblur="adInputIntroduce" bindinput="adInputIntroduce" maxlength="500"></textarea>
+          <textarea placeholder="请输入自我介绍、是否参加过公益活动、参加了哪些公益活动" bindblur="adInputIntroduce" bindinput="adInputIntroduce" maxlength="200"></textarea>
         </view>
       </view>
     </view>