diff --git a/xm-core/src/main/java/com/xm/core/ctrl/XmProductProjectLinkController.java b/xm-core/src/main/java/com/xm/core/ctrl/XmProductProjectLinkController.java
index e4dfe8ec..3a0cf5ac 100644
--- a/xm-core/src/main/java/com/xm/core/ctrl/XmProductProjectLinkController.java
+++ b/xm-core/src/main/java/com/xm/core/ctrl/XmProductProjectLinkController.java
@@ -110,6 +110,10 @@ public class XmProductProjectLinkController {
 			};
 			xmProductProjectLink.setCtime(new Date());
 			xmProductProjectLink.setLinkStatus("1");
+			if(xmProductProjectLink.getSeq()==null){
+				xmProductProjectLink.setSeq(999);
+			}
+
 			xmProductProjectLink.setCuserid(user.getUserid());
 			xmProductProjectLink.setCusername(user.getUsername());
 			xmProductProjectLinkService.insert(xmProductProjectLink);