diff --git a/Changelog.md b/Changelog.md
index 5a47f24ea..43290fecc 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,4 +1,28 @@
 
+### v1.5.3(2021-09-27)
+
+**Add**
+- 新增节点管理服务Docker镜像，`webasepro/webase-node-mgr:v1.5.3`
+- 合约仓库新增代理合约模板、溯源合约模板
+- 新增公钥用户绑定私钥功能
+- 新增导出私钥功能，导出格式为带密码的P12文件
+- 新增节点备注城市、IP与机构功能，新增群组备注群组信息功能，用于监控大屏展示
+
+**Fix**
+- 优化冻结/解冻合约获取合约管理员获取
+- 优化观察节点同步区块状态显示
+- 修复游离节点设为共识节点失败问题
+- 修复重复编译合约提示“合约已存在”问题
+- 修复对v2.6.0节点的兼容问题
+
+
+**兼容性**
+- 支持FISCO-BCOS v2.4.x 及以上版本
+- WeBASE-Web v1.5.3+
+- WeBASE-Front v1.5.1+
+- WeBASE-Sign v1.5.0+
+详细了解,请阅读[**技术文档**](https://webasedoc.readthedocs.io/zh_CN/latest/)。
+
 ### v1.5.2(2021-07-16)
 
 **Add**
diff --git a/release_note.txt b/release_note.txt
index a503124bd..f1a2e631d 100644
--- a/release_note.txt
+++ b/release_note.txt
@@ -1 +1 @@
-v1.5.2
+v1.5.3
diff --git a/src/main/java/com/webank/webase/node/mgr/contract/ContractService.java b/src/main/java/com/webank/webase/node/mgr/contract/ContractService.java
index 8610acbb3..a921cfec1 100644
--- a/src/main/java/com/webank/webase/node/mgr/contract/ContractService.java
+++ b/src/main/java/com/webank/webase/node/mgr/contract/ContractService.java
@@ -72,6 +72,7 @@
 public class  ContractService {
 
     private static final int CONTRACT_ADDRESS_LENGTH = 42;
+    public static final String PERMISSION_TYPE_PERMISSION = "permission";
     private static final String PERMISSION_TYPE_DEPLOY_AND_CREATE = "deployAndCreate";
     public static final String STATE_MUTABILITY_VIEW = "view";
     public static final String STATE_MUTABILITY_PURE = "pure";
@@ -800,10 +801,12 @@ public List<TbUser> getContractManager(int groupId, String contractAddress) {
             if (contract != null) {
                 deployAddress = contract.getDeployAddress();
             } else {
-                log.warn("getContractManager get contract's deploy user address fail");
+                log.warn("getContractManager get contract's deploy user address fail, contractAddress not exist");
                 return resultUserList;
             }
         }
+        log.debug("getContractManager deployAddress:{},groupId:{},contractAddress:{}",
+            deployAddress, groupId, contractAddress);
         // check if address has private key
         TbUser deployUser = userService.checkUserHasPk(groupId, deployAddress);
         if (deployUser != null) {
@@ -811,8 +814,9 @@ public List<TbUser> getContractManager(int groupId, String contractAddress) {
         }
         // get from permission list or chain governance
         List<PermissionInfo> deployUserList = new ArrayList<>();
+        // check committee
         BasePageResponse response = permissionManageService.listPermissionFull(groupId,
-            PERMISSION_TYPE_DEPLOY_AND_CREATE, null);
+            PERMISSION_TYPE_PERMISSION, null);
         if (response.getCode() != 0) {
             log.error("checkDeployPermission get permission list error");
         } else {
@@ -831,7 +835,7 @@ public List<TbUser> getContractManager(int groupId, String contractAddress) {
         //  check resultUserList if empty
         if (resultUserList.isEmpty()) {
             log.warn("getContractManager has no private key of contractAddress:{}", contractAddress);
-            throw  new NodeMgrException(ConstantCode.NO_PRIVATE_KEY_OF_CONTRACT_MANAGER.attach(contractAddress));
+            throw new NodeMgrException(ConstantCode.NO_PRIVATE_KEY_OF_CONTRACT_MANAGER.attach(contractAddress));
         }
         return resultUserList;
     }
diff --git a/src/main/java/com/webank/webase/node/mgr/user/UserController.java b/src/main/java/com/webank/webase/node/mgr/user/UserController.java
index 94868b213..f701ca6ad 100644
--- a/src/main/java/com/webank/webase/node/mgr/user/UserController.java
+++ b/src/main/java/com/webank/webase/node/mgr/user/UserController.java
@@ -95,7 +95,7 @@ public BaseResponse addUserInfo(@RequestBody @Valid NewUserInputParam user,
     }
 
     /**
-     * bind user info.
+     * bind user info. (add public key user, different from bind private key)
      */
     @PostMapping(value = "/bind")
     @PreAuthorize(ConstantProperties.HAS_ROLE_ADMIN_OR_DEVELOPER)