diff --git a/backend/utils/example/admin.py b/backend/utils/example/admin.py
new file mode 100644
index 0000000..6e2aafe
--- /dev/null
+++ b/backend/utils/example/admin.py
@@ -0,0 +1,18 @@
+from django.contrib import admin
+from unfold.admin import ModelAdmin
+from .models import NotifModel
+from import_export.admin import ImportExportModelAdmin
+from unfold.contrib.import_export.forms import ExportForm, ImportForm, SelectableFieldsExportForm
+
+@admin.register(NotifModel)
+class NotifModelAdmin(ModelAdmin, ImportExportModelAdmin):
+    import_form_class = ImportForm
+    export_form_class = ExportForm
+    compressed_fields = True
+    warn_unsaved_form = True
+
+    list_display = ('subject', 'priority', 'send_time', 'send_by', 'send_to_all')
+    search_fields = ('subject', 'description', 'send_by__email', 'send_to_branch__name')
+    list_filter = ('priority', 'send_time', 'send_to_all')
+    ordering = ('-send_time',)
+    filter_horizontal = ('send_to_branch', 'read_by')
diff --git a/backend/utils/example/serializer.py b/backend/utils/example/serializer.py
new file mode 100644
index 0000000..edd0b7e
--- /dev/null
+++ b/backend/utils/example/serializer.py
@@ -0,0 +1,14 @@
+from rest_framework import serializers
+
+
+class GetNotifSerializer(serializers.ModelSerializer):
+    send_by = UserSerializer()
+    is_seen = serializers.SerializerMethodField()
+    read_by = UserSerializer(many=True)
+    class Meta:
+        model = NotifModel
+        fields = ('id', 'subject', 'priority', 'description', 'send_time', 'is_seen', 'send_by', 'read_by')
+        read_only_fields = ("read_by", "send_by")
+    def get_is_seen(self, obj):
+        user = self.context['user']
+        return user in obj.read_by.all()
\ No newline at end of file
diff --git a/backend/utils/example/view.py b/backend/utils/example/view.py
new file mode 100644
index 0000000..be9e10c
--- /dev/null
+++ b/backend/utils/example/view.py
@@ -0,0 +1,37 @@
+from django.core.paginator import Paginator
+from rest_framework.views import APIView
+from .models import *
+from .serializers import *
+from rest_framework import status
+from rest_framework.response import Response
+from django.db.models import Q
+from django.shortcuts import get_object_or_404
+from rest_framework.permissions import IsAuthenticatedOrReadOnly
+
+
+class CommentView(APIView):
+    serializer_class = CommentSerializer
+    permission_classes = [IsAuthenticatedOrReadOnly]
+    def get(self, request, pk):
+        product = get_object_or_404(ProductModel, id=pk)
+        comments = product.comments.filter(show=True)
+        comments_ser = self.serializer_class(instance=comments, many=True)
+        return Response({'comments': comments_ser.data}, status=status.HTTP_200_OK)
+
+    def post(self, request, pk):
+        comment_ser = CommentSerializer(data=request.data)
+        product = get_object_or_404(ProductModel, id=pk)
+        if comment_ser.is_valid():
+            comment_ser.save(product=product, user=request.user)
+            return Response(comment_ser.data, status=status.HTTP_201_CREATED)
+        return Response(comment_ser.errors, status=status.HTTP_400_BAD_REQUEST)
+
+    def delete(self, request, pk):
+        comment = get_object_or_404(CommentModel, pk=pk)
+        if comment.user == request.user:
+            comment.delete()
+            return Response(status=status.HTTP_204_NO_CONTENT)
+        else:
+            return Response({"detail": "شما اجازه ی پاک کردن این کامنت را ندارید"}, status=status.HTTP_403_FORBIDDEN) 
+            
+