diff --git a/entry/src/main/ets/pages/Judge.ets b/entry/src/main/ets/pages/Judge.ets
index ebbddc4..6329bf4 100644
--- a/entry/src/main/ets/pages/Judge.ets
+++ b/entry/src/main/ets/pages/Judge.ets
@@ -260,7 +260,7 @@ export struct JudgePage {
       FLAG: carInfo.flag!,
       BK1: carInfo.bk1!,
       BK2: carInfo.bk2!,
-      X_MCH: carInfo.x_mch,
+      X_MCH: carInfo.x_mch || "",
     })
     dConsole.info(JudgeTag, 'surenjun =>carinfoArrr', JSON.stringify(this.carinfoArr))
   }
diff --git a/entry/src/main/ets/pages/Judge/BaseJudgeBussines.ets b/entry/src/main/ets/pages/Judge/BaseJudgeBussines.ets
index 922f213..8b509e0 100644
--- a/entry/src/main/ets/pages/Judge/BaseJudgeBussines.ets
+++ b/entry/src/main/ets/pages/Judge/BaseJudgeBussines.ets
@@ -34,6 +34,7 @@ import { endRecordVideo, saveStartRecordVideo } from '../../utils/Video'
 import router from '@ohos.router'
 import { GetSyncData, UpdateTableByArray } from '../../utils/table/Operation'
 import { CurrentProjectConversion, DeductionProjectConversion, DetectingDifferences, GetCarStatus } from './utils'
+import { ProcessDataTaskPoolInstance } from './ProcessDataTaskPool'
 
 
 export interface GetSysSetResult {
@@ -189,6 +190,9 @@ export class BaseJudge {
           await endRecordVideo(that.videoData)
         }
         // TODO
+        ProcessDataTaskPoolInstance.setOnAllTasksCompletedCallback((data) => {
+          dConsole.log(JudgeTag, "考试结束判断", data)
+        })
         // judgeTask.addTask(async () => {
         //   dConsole.info(JudgeTag, '考试结束 start')
         //   AppStorage.setOrCreate('isJudge', false)