diff --git a/src/utils/request-pool.js b/src/utils/request-pool.js
index fbeadbad..0807f01b 100644
--- a/src/utils/request-pool.js
+++ b/src/utils/request-pool.js
@@ -4,6 +4,7 @@ let numRequest = 0 // 正在执行数量
 const maxRequest = 6 // 可配置
 let taskTimer // 轮询的定时器
 var cachedTask = {} // 存放的任务数据
+let sortType = 1
 var i= 0
 let startExecuteTask = null
 let endExecuteTask = performance.now()
@@ -14,7 +15,9 @@ async function executeTask() {
   // stopTaskTimer()
   if (taskPool.length > 0) {
     let startSortTime = performance.now()
-    sortTaskPool()
+    if( sortType ){
+      sortTaskPool()
+    }
     let endSortTime = performance.now()
     var requestNum = Math.min(taskPool.length, maxRequest)
     const tasks = taskPool.splice(0, requestNum);
@@ -116,14 +119,16 @@ function removeTask(seriesId){
   }
   startTaskTimer()
 }
+function setSortType(type){
+  sortType = type
+}
 function resetRequestPool(){
   taskPool = []
-  pendingList =[]
   cachedTask = {}
+  sortType = 1
 }
 function resetCachedTask(){
   taskPool = []
-  pendingList =[]
   cachedTask = {}
 }
 function buildImageRequestTask(imageId,seriesId, config = {}) {
@@ -140,6 +145,8 @@ function buildImageRequestTask(imageId,seriesId, config = {}) {
 export default {
   addTaskIntoPool,
   executeTask,
+  setSortType,
+  sortTaskPool,
   startTaskTimer,
   stopTaskTimer,
   loadAndCacheImagePlus,
diff --git a/src/views/trials/trials-panel/reading/dicoms/components/StudyList.vue b/src/views/trials/trials-panel/reading/dicoms/components/StudyList.vue
index 8c8bff7b..f71a2aaa 100644
--- a/src/views/trials/trials-panel/reading/dicoms/components/StudyList.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/components/StudyList.vue
@@ -646,12 +646,15 @@ export default {
 
     loopLoad() {
       if (this.imageList.length > 0) {
+        
         requestPoolManager.startTaskTimer()
         this.imageList.map(image => {
           requestPoolManager.loadAndCacheImagePlus(image.imageId, image.seriesId, image.priority).then(res => {
             this.imageLoaded({ visitTaskId: this.visitTaskId, imageId: image.imageId }, res.data.string('x0020000e'))
           })
         })
+        requestPoolManager.sortTaskPool()
+        
         this.imageList = []
       }
     },
diff --git a/src/views/trials/trials-panel/reading/dicoms/index.vue b/src/views/trials/trials-panel/reading/dicoms/index.vue
index c66c3951..6d97b47d 100644
--- a/src/views/trials/trials-panel/reading/dicoms/index.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/index.vue
@@ -179,6 +179,7 @@ import DicomEvent from './components/DicomEvent'
 import store from '@/store'
 import { getToken } from '@/utils/auth'
 import { changeURLStatic } from '@/utils/history.js'
+import requestPoolManager from '@/utils/request-pool'
 export default {
   name: 'Reading',
   components: {
@@ -228,6 +229,8 @@ export default {
     }
   },
   mounted() {
+    requestPoolManager.resetRequestPool()
+    requestPoolManager.setSortType(0)
     DicomEvent.$on('questionFormChange', (v) => {
       if (this.questionFormChangeNum !== 0) {
         this.questionFormChangeState = v