diff --git a/entry/src/main/ets/common/utils/UdpClientByCenter.ts b/entry/src/main/ets/common/utils/UdpClientByCenter.ts
index 7e2ad8b0..ba6fd391 100644
--- a/entry/src/main/ets/common/utils/UdpClientByCenter.ts
+++ b/entry/src/main/ets/common/utils/UdpClientByCenter.ts
@@ -246,6 +246,9 @@ export default class UdpClientByCenter {
       for (let i = 0; i < dataView?.byteLength; ++i) {
         arr[i] = dataView?.getUint8(i)
       }
+      if(!arr.length){
+        return
+      }
       let idNum = '0x' + fillZero(arr[1].toString(16), 2) + fillZero(arr[0].toString(16), 2);
       let id = Math.floor(+idNum / 1000)
 
diff --git a/entry/src/main/ets/pages/UserInfo.ets b/entry/src/main/ets/pages/UserInfo.ets
index 6a675a73..72a4a17b 100644
--- a/entry/src/main/ets/pages/UserInfo.ets
+++ b/entry/src/main/ets/pages/UserInfo.ets
@@ -90,6 +90,7 @@ struct UserInfo {
     'Param364': '0', //考前上车准备
     'Param398': '0', //考前上车准备
     'Param835': '0', //考前上车准备
+    'Param850': '0', //考前上车准备
   }
   @State startExam: boolean = false
   // 过程照片拍照
@@ -540,6 +541,10 @@ struct UserInfo {
         if (sys.v_no === '835') {
           that.systemParam.Param835 = sys.v_value;
         }
+        //盲考
+        if (sys.v_no === '850') {
+          that.systemParam.Param850 = sys.v_value;
+        }
         // 开始考试前必须解开安全带或关车门
         if (sys.v_no === '803') {
           that.systemParam.Param803Str = sys.v_value + '';
@@ -1138,12 +1143,12 @@ struct UserInfo {
                 CommText({
                   ratio: this.ratio,
                   color: item.sfzmhm != this.currentUser.sfzmhm ? '#FFFFFF' : '#000000',
-                  text: item.lsh
+                  text: this.systemParam.Param850&&Number(this.systemParam.Param850)>0?"*****":item.lsh
                 })
                 CommText({
                   ratio: this.ratio,
                   color: item.sfzmhm != this.currentUser.sfzmhm ? '#FFFFFF' : '#000000',
-                  text: decodeURIComponent(item.xm)
+                  text: this.systemParam.Param850&&Number(this.systemParam.Param850)>0?"*****":decodeURIComponent(item.xm)
                 })
               }
             }
@@ -1212,7 +1217,42 @@ struct UserInfo {
 
           Column() {
             ForEach(this.labelBlocks, (item) => {
-              LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser[item.key] })
+              if(this.systemParam.Param850=='1'){
+                LabelBlock({ label: item.label, ratio: this.ratio, value:'*****'})
+              }
+              else if(this.systemParam.Param850=='2'){
+                if(item.key=='xm'){
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser.xh })
+                }else if(item.key=='ksxl'){
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser[item.key] })
+                }else{
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: '*****' })
+                }
+              }else if(this.systemParam.Param850=='4'){
+                if(item.key=='ksxl'){
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: '*****' })
+                }else{
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser[item.key] })
+                }
+              }else if(this.systemParam.Param850=='5'){
+                if(item.key=='xm'){
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser.xh })
+                }else{
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: '*****' })
+                }
+              }else if(this.systemParam.Param850=='6'){
+                if(item.key=='ksxl'){
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser.ksxl })
+                }else if(item.key=='sfzmhm'){
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser.sfzmhm.slice(-6) })
+                }else{
+                  LabelBlock({ label: item.label, ratio: this.ratio, value: '*****' })
+                }
+              }
+              else{
+                LabelBlock({ label: item.label, ratio: this.ratio, value: this.currentUser[item.key] })
+
+              }
             })
           }
         }
@@ -1441,4 +1481,5 @@ type systemParam = {
   'Param364': string, //考前上车准备
   'Param398': string, //考前上车准备
   'Param835': string, //考前上车准备
+  'Param850': string, //考前上车准备
 }
\ No newline at end of file