diff --git a/ess/ess-api/src/main/java/cn/axzo/nanopart/ess/api/domain/contract/EssContractInfo.java b/ess/ess-api/src/main/java/cn/axzo/nanopart/ess/api/domain/contract/EssContractInfo.java
index f437b5d9..84234252 100644
--- a/ess/ess-api/src/main/java/cn/axzo/nanopart/ess/api/domain/contract/EssContractInfo.java
+++ b/ess/ess-api/src/main/java/cn/axzo/nanopart/ess/api/domain/contract/EssContractInfo.java
@@ -60,6 +60,8 @@ public class EssContractInfo {
 
     /**
      * 合同的签署方的签署情况
+     * <p/>
+     * 每次腾讯的回调都是给的全量签署情况数据, 如果业务依赖签署情况推荐业务状态, 需要自行做幂等处理
      */
     private List<EssApproveDetail> approveDetails;