diff --git a/client/src/views/testvideo/certificate.vue b/client/src/views/testvideo/certificate.vue
index 1689d95..ee009fc 100644
--- a/client/src/views/testvideo/certificate.vue
+++ b/client/src/views/testvideo/certificate.vue
@@ -7,7 +7,7 @@
         </el-select>
         <el-input
           v-model="listQuery.search"
-          placeholder="姓名/证书号/单位/培训日期/发证日期"
+          placeholder="姓名/证书号/单位/培训日期"
           style="width: 300px"
           class="filter-item"
           @keyup.enter.native="handleFilter"
@@ -88,6 +88,7 @@
       border
       fit
       stripe
+      :default-sort = "{prop: '证书编号', order: 'descending'}"
       highlight-current-row
       max-height="700"
     >
@@ -103,7 +104,7 @@
       </el-table-column>
       <el-table-column label="姓名" prop="姓名">
       </el-table-column>
-      <el-table-column label="证书编号" prop="证书编号">
+      <el-table-column label="证书编号" prop="证书编号" sortable>
         </el-table-column>
       <template v-if="listQuery.证书方案=='202309'">
        
diff --git a/server/apps/edu/views.py b/server/apps/edu/views.py
index 74c0351..94d859c 100644
--- a/server/apps/edu/views.py
+++ b/server/apps/edu/views.py
@@ -12,6 +12,7 @@ from rest_framework.permissions import AllowAny
 from apps.edu.services import make_img_x
 from django.db import transaction
 import datetime
+import threading
 from django.db.models import Q
 
 
@@ -28,9 +29,9 @@ class CertificateViewSet(CreateUpdateCustomMixin, ModelViewSet):
     perms_map = {"get": "*", "post": "certificate", "put": "certificate", "delete": "certificate"}
     queryset = Certificate.objects.all()
     serializer_class = CertificateSerializer
-    search_fields = ["姓名", "证书编号", "所属单位", "培训日期", "发证日期"]
+    search_fields = ["姓名", "证书编号", "所属单位", "培训日期"]
     filterset_fields = ["是否内审员", "是否授权签字人", "是否质量负责人", "是否最高管理者", "姓名", "证书编号", "所属单位", "单位名称", "课程列表", "证书方案"]
-    ordering = ["-create_time", "证书编号"]
+    ordering = ["-证书编号"]
 
     def get_authenticators(self):
         if self.request.method == "GET":
@@ -147,17 +148,22 @@ class CertificateViewSet(CreateUpdateCustomMixin, ModelViewSet):
            raise ParseError("Invalid data")
 
         # Fetch the objects to update
-        objects = Certificate.objects.filter(id__in=ids)
-        if not objects.exists():
-            raise ParseError("No objects found")
+        Certificate.objects.filter(id__in=ids).update(**updates)
+        queryset = Certificate.objects.filter(id__in=ids)
+        thread = threading.Thread(target=make_img_x, args=(queryset,))
+        thread.start()
+        # # Update the objects
+        # for obj in objects:
+        #     # for field, value in updates.items():
+        #     #     setattr(obj, field, value)
+        #     # obj.save()
+        #     serializer = CertificateSerializer(obj, data=updates, partial=True)
+        #     serializer.is_valid(raise_exception=True)
+        #     serializer.save()
 
-        # Update the objects
-        for obj in objects:
-            # for field, value in updates.items():
-            #     setattr(obj, field, value)
-            # obj.save()
-            serializer = CertificateSerializer(obj, data=updates, partial=True)
-            serializer.is_valid(raise_exception=True)
-            serializer.save()
-
-        return Response()
\ No newline at end of file
+        return Response()
+    
+def update_certificate(certificate_obj):
+    for obj in certificate_obj:
+        make_img_x(obj)
+    return
\ No newline at end of file