diff --git a/server/apps/supervision/serializers.py b/server/apps/supervision/serializers.py
index a96cb31..26ca182 100644
--- a/server/apps/supervision/serializers.py
+++ b/server/apps/supervision/serializers.py
@@ -3,6 +3,7 @@ from rest_framework import serializers
 from .models import *
 from apps.system.serializers import OrganizationSerializer,FileListSerializer,UserSimpleSerializer,OrganizationSimpleSerializer, FileSimpleSerializer
 from rest_framework.exceptions import ParseError
+import datetime
 
 
 class ContentSerializer(serializers.ModelSerializer):
@@ -161,14 +162,39 @@ class PgoalDeptSerializer(serializers.ModelSerializer):
             attrs['year'] = task2do.task2.year
             attrs['belong_dept'] = task2do.belong_dept
         return attrs
+
+class DateField(serializers.Field):
+    def to_internal_value(self, value):
+        if isinstance(value, datetime.datetime):
+            return value
+        elif isinstance(value, datetime.date):
+            return value
+        try:
+            date_obj = datetime.datetime.strptime(value, '%Y-%m-%d %H:%M:%S').date()
+        except ValueError:
+            try:
+                date_obj = datetime.datetime.strptime(value, '%Y-%m-%d').date()
+            except ValueError:
+                raise serializers.ValidationError("日期格式错误")
+        return date_obj
+    
+    def to_representation(self, value):
+        if isinstance(value, datetime.date):
+            value = value.strftime('%Y-%m-%d')
+        return super().to_representation(value)
     
 class RcSerializer(ValidateMixin, serializers.ModelSerializer):
-
+    # date_issue = DateField(required=False, allow_null=True)
+    # date_accept = DateField(required=False, allow_null=True)
+    # date_expect = DateField(required=False, allow_null=True)
     class Meta(BaseMeta):
         model = Rc
 
+
 class ComplaintSerializer(ValidateMixin, serializers.ModelSerializer):
 
+    # date_occurrence = DateField()
+    # date_feedback = DateField()
     class Meta(BaseMeta):
         model = Complaint
 
@@ -183,7 +209,7 @@ class RiskSerializer(ValidateMixin, serializers.ModelSerializer):
         model = Risk
 
 class OinspectSerializer(ValidateMixin, serializers.ModelSerializer):
-
+    # date_inspect = DateField()
     class Meta(BaseMeta):
         model = Oinspect
 
diff --git a/server/apps/supervision/views.py b/server/apps/supervision/views.py
index b79ca3c..726506a 100644
--- a/server/apps/supervision/views.py
+++ b/server/apps/supervision/views.py
@@ -12,6 +12,7 @@ from rest_framework.response import Response
 from rest_framework.viewsets import GenericViewSet, ModelViewSet
 from utils.pagination import PageOrNot
 from openpyxl import load_workbook
+import datetime
 
 from apps.system.mixins import CreateUpdateCustomMixin
 from apps.system.models import Organization
@@ -601,6 +602,21 @@ class PgoalDeptViewSet(Domixin, CreateUpdateCustomMixin, ModelViewSet):
         self.countup_task2do(instance.task2do)
 
 class ImpMixin:
+    def format_date(self, ind, val):
+        new_val = val
+        if isinstance(val, datetime.datetime):
+            new_val = val.date()
+        elif isinstance(val, datetime.date):
+            new_val = val
+        elif isinstance(val, str):
+            try:
+                new_val = datetime.datetime.strptime(val, '%Y-%m-%d').date()
+            except ValueError:
+                raise ParseError(f'第{ind}行, 日期时间格式错误')
+        else:
+            raise ParseError(f'第{ind}行, 日期时间格式错误')
+        return new_val
+
     def get_enum(self, val, atuple, ind):
         for i in atuple:
             if i[1] == val:
@@ -659,12 +675,12 @@ class RcViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet):
             data['number'] = sheet['b'+str(i)].value
             data['number_correct'] = sheet['c'+str(i)].value
             data['reason_error'] = sheet['d'+str(i)].value
-            data['date_issue'] = sheet['e'+str(i)].value
+            data['date_issue'] = self.format_date(i, sheet['e'+str(i)].value)
         else:
             data['number'] = sheet['b'+str(i)].value
-            data['date_accept'] = sheet['c'+str(i)].value
-            data['date_expect'] = sheet['d'+str(i)].value
-            data['date_issue'] = sheet['e'+str(i)].value
+            data['date_accept'] = self.format_date(i, sheet['c'+str(i)].value)
+            data['date_expect'] = self.format_date(i, sheet['d'+str(i)].value)
+            data['date_issue'] = self.format_date(i, sheet['e'+str(i)].value)
             data['remark'] = sheet['f'+str(i)].value
         return data
     
@@ -700,9 +716,9 @@ class ComplaintViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet)
 
     def make_data(self, data, sheet, i, etype):
         data['complainant'] = sheet['b'+str(i)].value
-        data['date_occurrence'] = sheet['c'+str(i)].value
+        data['date_occurrence'] = self.format_date(i, sheet['c'+str(i)].value)
         data['content'] = sheet['d'+str(i)].value
-        data['date_feedback'] = sheet['e'+str(i)].value
+        data['date_feedback'] = self.format_date(i, sheet['e'+str(i)].value)
         data['is_satisfied'] = True if  sheet['f'+str(i)].value == '是' else False
         return data
     
@@ -780,7 +796,7 @@ class OinspectViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet):
     def make_data(self, data, sheet, i, etype):
         data['cate'] = self.get_enum(sheet['b'+str(i)].value, Oinspect.oinspect_cate_choices, i)
         data['checker'] = sheet['c'+str(i)].value
-        data['date_inspect'] = sheet['d'+str(i)].value
+        data['date_inspect'] = self.format_date(i, sheet['d'+str(i)].value)
         data['result'] = sheet['e'+str(i)].value
         return data