diff --git a/Infrastructure/Define.cs b/Infrastructure/Define.cs
index 862ee069..6afae1d2 100644
--- a/Infrastructure/Define.cs
+++ b/Infrastructure/Define.cs
@@ -79,6 +79,11 @@
         public const string RUNTIME_SPECIAL_ROLE = "RUNTIME_SPECIAL_ROLE"; //运行时指定角色
         public const string RUNTIME_SPECIAL_USER = "RUNTIME_SPECIAL_USER"; //运行时指定用户
 
+        //加签类型
+        public const string APPROVE_TYPE_SEQUENTIAL = "sequential"; //顺序
+        public const string APPROVE_TYPE_ALL = "all"; //并行且
+        public const string APPROVE_TYPE_ONE = "one"; //并行或
+
 
 
         public const string API = "API_RESOURCE";
diff --git a/OpenAuth.App/FlowApproverApp/FlowApproverApp.cs b/OpenAuth.App/FlowApproverApp/FlowApproverApp.cs
index fafa5f88..ba6376ca 100644
--- a/OpenAuth.App/FlowApproverApp/FlowApproverApp.cs
+++ b/OpenAuth.App/FlowApproverApp/FlowApproverApp.cs
@@ -112,7 +112,7 @@ namespace OpenAuth.App
             }
             
             //如果是顺序执行，取第一个人
-            if (query.First().ApproveType == 0)
+            if (query.First().ApproveType == Define.APPROVE_TYPE_SEQUENTIAL)
             {
                 var result = query.OrderBy(u => u.OrderNo).First();
                 return new[] { result };
@@ -138,7 +138,7 @@ namespace OpenAuth.App
                 VerifyDate = DateTime.Now
             }, u => u.Id == verifyApproverReq.Id);
 
-            if (approve.ApproveType == 2)
+            if (approve.ApproveType == Define.APPROVE_TYPE_ONE)
             {
                 //如果是并行或，只需要一个审批通过即可
                 return Repository.IsAny(u => u.InstanceId == approve.InstanceId
diff --git a/OpenAuth.App/FlowApproverApp/Request/AddApproverReq.cs b/OpenAuth.App/FlowApproverApp/Request/AddApproverReq.cs
index 6b6c17bd..0fc406b7 100644
--- a/OpenAuth.App/FlowApproverApp/Request/AddApproverReq.cs
+++ b/OpenAuth.App/FlowApproverApp/Request/AddApproverReq.cs
@@ -28,9 +28,9 @@ namespace OpenAuth.App.Request
 
 
         /// <summary>
-        ///类型（0顺序，1并行且，2并行或）
+        ///类型（sequential顺序，all并行且，one并行或）
         /// </summary>
-        public int ApproveType { get; set; }
+        public string ApproveType { get; set; }
 
         /// <summary>
         ///父节点ID，应对多次加签
diff --git a/OpenAuth.Repository/Domain/FlowApprover.cs b/OpenAuth.Repository/Domain/FlowApprover.cs
index 41555bc8..2d029fc7 100644
--- a/OpenAuth.Repository/Domain/FlowApprover.cs
+++ b/OpenAuth.Repository/Domain/FlowApprover.cs
@@ -27,7 +27,7 @@ namespace OpenAuth.Repository.Domain
             this.VerifyComment = "";
             this.CascadeId = "";
             this.ApproverId = "";
-            this.ApproveType = 0;
+            this.ApproveType = "";
             this.CreateDate = DateTime.Now;
             this.CreateUserName = "";
             this.ParentId = "";
@@ -70,10 +70,10 @@ namespace OpenAuth.Repository.Domain
         public string ApproverId { get; set; }
 
         /// <summary>
-        ///类型（0顺序，1并行且，2并行或）
+        ///类型（sequential顺序，all并行且，one并行或）
         /// </summary>
-        [Description("类型（0顺序，1并行且，2并行或）")]
-        public int ApproveType { get; set; }
+        [Description("类型（sequential顺序，all并行且，one并行或）")]
+        public string ApproveType { get; set; }
 
         /// <summary>
         ///加签时间
diff --git a/数据库脚本/MySql.sql b/数据库脚本/MySql.sql
index b6dc10e0..816fd572 100644
--- a/数据库脚本/MySql.sql
+++ b/数据库脚本/MySql.sql
@@ -327,7 +327,7 @@ CREATE TABLE `flowapprover`  (
   `createuserid` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT '加签人Id',
   `createusername` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT '加签人',
   `status` int(11) NOT NULL COMMENT '状态（0未处理，1通过，2未通过，3驳回）',
-  `approvetype` int(11) NOT NULL COMMENT '类型（0顺序，1并行且，2并行或）',
+  `approvetype` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '类型（sequential顺序，all并行且，one并行或）',
   `approverid` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT '审批人ID',
   `approvername` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT '审批人',
   `orderno` int(11) NULL DEFAULT NULL COMMENT '顺序号（当类型为0时）',
diff --git a/数据库脚本/Oracle.sql b/数据库脚本/Oracle.sql
index a4b2bac3..2437f3a9 100644
--- a/数据库脚本/Oracle.sql
+++ b/数据库脚本/Oracle.sql
@@ -562,7 +562,7 @@ CREATE TABLE "FLOWAPPROVER" (
   "CREATEUSERID" NVARCHAR2(50),
   "CREATEUSERNAME" NVARCHAR2(50),
   "STATUS" NUMBER(11,0) NOT NULL,
-  "APPROVETYPE" NUMBER(11,0) NOT NULL,
+  "APPROVETYPE" NVARCHAR2(50) NOT NULL,
   "APPROVERID" NVARCHAR2(50) NOT NULL,
   "APPROVERNAME" NVARCHAR2(50),
   "ORDERNO" NUMBER(11,0),
diff --git a/数据库脚本/SqlServer.sql b/数据库脚本/SqlServer.sql
index 459367a2..d52c66d7 100644
--- a/数据库脚本/SqlServer.sql
+++ b/数据库脚本/SqlServer.sql
@@ -1449,7 +1449,7 @@ CREATE TABLE [dbo].[FlowApprover] (
   [CreateUserId] varchar(50) COLLATE Chinese_PRC_CI_AS  NULL,
   [CreateUserName] varchar(50) COLLATE Chinese_PRC_CI_AS  NULL,
   [Status] int  NOT NULL,
-  [ApproveType] int  NOT NULL,
+  [ApproveType] varchar(50) COLLATE Chinese_PRC_CI_AS  NOT NULL,
   [ApproverId] varchar(50) COLLATE Chinese_PRC_CI_AS  NOT NULL,
   [ApproverName] varchar(50) COLLATE Chinese_PRC_CI_AS  NULL,
   [OrderNo] int  NULL,
@@ -1523,7 +1523,7 @@ EXEC sp_addextendedproperty
 GO
 
 EXEC sp_addextendedproperty
-'MS_Description', N'类型（0顺序，1并行且，2并行或）',
+'MS_Description', N'类型（sequential顺序，all并行且，one并行或）',
 'SCHEMA', N'dbo',
 'TABLE', N'FlowApprover',
 'COLUMN', N'ApproveType'
diff --git a/数据库脚本/postgreSql.sql b/数据库脚本/postgreSql.sql
index b350c01e..518b7276 100644
--- a/数据库脚本/postgreSql.sql
+++ b/数据库脚本/postgreSql.sql
@@ -466,7 +466,7 @@ CREATE TABLE "public"."flowapprover" (
   "createuserid" varchar(50) COLLATE "pg_catalog"."default",
   "createusername" varchar(50) COLLATE "pg_catalog"."default",
   "status" int4 NOT NULL,
-  "approvetype" int4 NOT NULL,
+  "approvetype" varchar(50) COLLATE "pg_catalog"."default" NOT NULL,
   "approverid" varchar(50) COLLATE "pg_catalog"."default" NOT NULL,
   "approvername" varchar(50) COLLATE "pg_catalog"."default",
   "orderno" int4,