根据序列号查询设备信息截取前九位

AdminController/DeviceManagementController.py

@@ -196,7 +196,7 @@ class DeviceManagement(View):
                 if UID:
                     device_info_qs = Device_Info.objects.filter(UID__icontains=UID)
                 if serialNumber:
-                    device_info_qs = Device_Info.objects.filter(serial_number__icontains=serialNumber)
+                    device_info_qs = Device_Info.objects.filter(serial_number__icontains=serialNumber[:9])
                 if NickName:
                     device_info_qs = Device_Info.objects.filter(NickName__icontains=NickName)
                 if username: