diff --git a/server/apps/supervision/serializers.py b/server/apps/supervision/serializers.py
index 26ca182..85d4f8a 100644
--- a/server/apps/supervision/serializers.py
+++ b/server/apps/supervision/serializers.py
@@ -199,7 +199,7 @@ class ComplaintSerializer(ValidateMixin, serializers.ModelSerializer):
         model = Complaint
 
 class PtSerializer(ValidateMixin, serializers.ModelSerializer):
-
+    belong_dept_name = serializers.CharField(source='task2do.belong_dept.name', read_only=True)
     class Meta(BaseMeta):
         model = Pt
 
diff --git a/server/apps/supervision/views.py b/server/apps/supervision/views.py
index fe06874..0f69e87 100644
--- a/server/apps/supervision/views.py
+++ b/server/apps/supervision/views.py
@@ -669,7 +669,7 @@ class RcViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet):
         "num_error": {'etype': 10},
         "num_overdue": {'etype': 20}
     }
-    filterset_fields = ['etype', 'task2do', 'task2do__belong_dept', 'task2do__task2__year']
+    filterset_fields = ['etype', 'task2do', 'task2do__belong_dept', 'task2do__task2__year', 'task2do__task2']
 
 
     def make_data(self, data, sheet, i, etype):
@@ -715,7 +715,7 @@ class ComplaintViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet)
         "num_complaint": {},
         "num_complaint_10": {'is_satisfied': True}
     }
-    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year']
+    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year', 'task2do__task2']
 
     def make_data(self, data, sheet, i, etype):
         data['complainant'] = sheet['b'+str(i)].value
@@ -742,7 +742,7 @@ class PtViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet):
         "num_pt": {},
         "num_pt_10": {'result': 10}
     }
-    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year']
+    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year', 'task2do__task2']
 
     def make_data(self, data, sheet, i, etype):
         data['name'] = sheet['b'+str(i)].value
@@ -769,7 +769,7 @@ class RiskViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet):
     count_dict = {
         "num_risk": {}
     }
-    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year']
+    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year', 'task2do__task2']
 
     def make_data(self, data, sheet, i, etype):
         data['content'] = sheet['b'+str(i)].value
@@ -794,7 +794,7 @@ class OinspectViewSet(ImpMixin, Domixin, CreateUpdateCustomMixin, ModelViewSet):
     count_dict = {
         "num_oinspect": {}
     }
-    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year']
+    filterset_fields = ['task2do', 'task2do__belong_dept', 'task2do__task2__year', 'task2do__task2']
 
     def make_data(self, data, sheet, i, etype):
         data['cate'] = self.get_enum(sheet['b'+str(i)].value, Oinspect.oinspect_cate_choices, i)