diff --git a/apps/em/serializers.py b/apps/em/serializers.py
index 932c73a0..467bdb86 100644
--- a/apps/em/serializers.py
+++ b/apps/em/serializers.py
@@ -32,8 +32,7 @@ class EquipmentSerializer(CustomModelSerializer):
 
 
 class EcheckRecordSerializer(CustomModelSerializer):
-    equipment_name = serializers.CharField(
-        source='equipment.name', read_only=True)
+    equipment_name = serializers.StringRelatedField(source='equipment', read_only=True)
 
     class Meta:
         model = EcheckRecord
@@ -48,8 +47,7 @@ class EcheckRecordSerializer(CustomModelSerializer):
 
 
 class EInspectSerializer(CustomModelSerializer):
-    equipment_name = serializers.CharField(
-        source='equipment.name', read_only=True)
+    equipment_name = serializers.StringRelatedField(source='equipment', read_only=True)
     inspect_user_name = serializers.CharField(
         source='inspect_user.name', read_only=True)
 
diff --git a/apps/wpm/serializers.py b/apps/wpm/serializers.py
index 524be6dd..2e32adab 100644
--- a/apps/wpm/serializers.py
+++ b/apps/wpm/serializers.py
@@ -192,10 +192,8 @@ class MlogSerializer(CustomModelSerializer):
         source='handle_user_2.name', read_only=True)
     handle_leader_name = serializers.CharField(
         source='handle_leader.name', read_only=True)
-    equipment_name = serializers.CharField(
-        source='equipment.name', read_only=True)
-    equipment_2_name = serializers.CharField(
-        source='equipment_2.name', read_only=True)
+    equipment_name = serializers.StringRelatedField(source='equipment', read_only=True)
+    equipment_2_name = serializers.StringRelatedField(source='equipment_2', read_only=True)
     shift = serializers.PrimaryKeyRelatedField(
         label='班次ID', queryset=Shift.objects.all(), required=True)
     mgroup = serializers.PrimaryKeyRelatedField(