diff --git a/CHANGELOG b/CHANGELOG
index fc5457bf8..805b3fcf5 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,8 @@
+2021-02-26 Version: patch
+- Support SLR by InitializeDbsServiceLinkedRole action.
+- Change DescribeIncrementBackupList and DescribeFullBackupList to Support Range filter by endTimestamp.
+- Change DescribeRestoreTaskList to Support Range filter by createTime.
+
 2021-02-25 Version: patch
 - Support SLR by InitializeDbsServiceLinkedRole action.
 - Change DescribeIncrementBackupList and DescribeFullBackupList to Support Range filter.
diff --git a/dbs/include/alibabacloud/dbs/model/DescribeRestoreTaskListRequest.h b/dbs/include/alibabacloud/dbs/model/DescribeRestoreTaskListRequest.h
index bd14ed58d..7c6e06272 100644
--- a/dbs/include/alibabacloud/dbs/model/DescribeRestoreTaskListRequest.h
+++ b/dbs/include/alibabacloud/dbs/model/DescribeRestoreTaskListRequest.h
@@ -43,6 +43,10 @@ namespace AlibabaCloud
 				void setPageNum(int pageNum);
 				std::string getOwnerId()const;
 				void setOwnerId(const std::string& ownerId);
+				long getStartTimestamp()const;
+				void setStartTimestamp(long startTimestamp);
+				long getEndTimestamp()const;
+				void setEndTimestamp(long endTimestamp);
 				std::string getRestoreTaskId()const;
 				void setRestoreTaskId(const std::string& restoreTaskId);
 				int getPageSize()const;
@@ -53,6 +57,8 @@ namespace AlibabaCloud
 				std::string backupPlanId_;
 				int pageNum_;
 				std::string ownerId_;
+				long startTimestamp_;
+				long endTimestamp_;
 				std::string restoreTaskId_;
 				int pageSize_;
 
diff --git a/dbs/src/model/DescribeRestoreTaskListRequest.cc b/dbs/src/model/DescribeRestoreTaskListRequest.cc
index a2ee4752b..e78d21268 100644
--- a/dbs/src/model/DescribeRestoreTaskListRequest.cc
+++ b/dbs/src/model/DescribeRestoreTaskListRequest.cc
@@ -71,6 +71,28 @@ void DescribeRestoreTaskListRequest::setOwnerId(const std::string& ownerId)
 	setParameter("OwnerId", ownerId);
 }
 
+long DescribeRestoreTaskListRequest::getStartTimestamp()const
+{
+	return startTimestamp_;
+}
+
+void DescribeRestoreTaskListRequest::setStartTimestamp(long startTimestamp)
+{
+	startTimestamp_ = startTimestamp;
+	setParameter("StartTimestamp", std::to_string(startTimestamp));
+}
+
+long DescribeRestoreTaskListRequest::getEndTimestamp()const
+{
+	return endTimestamp_;
+}
+
+void DescribeRestoreTaskListRequest::setEndTimestamp(long endTimestamp)
+{
+	endTimestamp_ = endTimestamp;
+	setParameter("EndTimestamp", std::to_string(endTimestamp));
+}
+
 std::string DescribeRestoreTaskListRequest::getRestoreTaskId()const
 {
 	return restoreTaskId_;