diff --git a/esua-epdc/epdc-module/epdc-heart/epdc-heart-client/src/main/java/com/elink/esua/epdc/activity/ActInfoDTO.java b/esua-epdc/epdc-module/epdc-heart/epdc-heart-client/src/main/java/com/elink/esua/epdc/activity/ActInfoDTO.java
index 1a4cff68..74ae79c8 100644
--- a/esua-epdc/epdc-module/epdc-heart/epdc-heart-client/src/main/java/com/elink/esua/epdc/activity/ActInfoDTO.java
+++ b/esua-epdc/epdc-module/epdc-heart/epdc-heart-client/src/main/java/com/elink/esua/epdc/activity/ActInfoDTO.java
@@ -238,7 +238,7 @@ public class ActInfoDTO implements Serializable {
     /**
      * 置顶时间
      */
-    private String topTime;
+    private Date topTime;
 
     /**
      * 置顶人ID
diff --git a/esua-epdc/epdc-module/epdc-heart/epdc-heart-server/src/main/java/com/elink/esua/epdc/modules/activity/entity/ActInfoEntity.java b/esua-epdc/epdc-module/epdc-heart/epdc-heart-server/src/main/java/com/elink/esua/epdc/modules/activity/entity/ActInfoEntity.java
index a7ae378e..f8b62ada 100644
--- a/esua-epdc/epdc-module/epdc-heart/epdc-heart-server/src/main/java/com/elink/esua/epdc/modules/activity/entity/ActInfoEntity.java
+++ b/esua-epdc/epdc-module/epdc-heart/epdc-heart-server/src/main/java/com/elink/esua/epdc/modules/activity/entity/ActInfoEntity.java
@@ -218,7 +218,7 @@ public class ActInfoEntity extends BaseEpdcEntity {
     /**
      * 置顶时间
      */
-    private String topTime;
+    private Date topTime;
 
     /**
      * 置顶人ID