diff --git a/OpenAuth.App/BuilderTable/BuilderTableApp.cs b/OpenAuth.App/BuilderTable/BuilderTableApp.cs
index 6d612a38..fdf263da 100644
--- a/OpenAuth.App/BuilderTable/BuilderTableApp.cs
+++ b/OpenAuth.App/BuilderTable/BuilderTableApp.cs
@@ -273,31 +273,61 @@ namespace OpenAuth.App
             CheckExistsModule(sysTableInfo.ModuleCode);
 
             string domainContent = string.Empty;
-            if (sysTableInfo.IsDynamicHeader)   //使用动态头部的模版
-            {
-                domainContent = FileHelper.ReadFile(@"Template\\SingleTable\\BuildAppWithDynamicHeader.html");
-            }
-            else
-            {
-                domainContent = FileHelper.ReadFile(@"Template\\SingleTable\\BuildApp.html");
-            }
-            domainContent = domainContent
-            .Replace("{TableName}", sysTableInfo.TableName)
-            .Replace("{ModuleCode}", sysTableInfo.ModuleCode)
-            .Replace("{ModuleName}", sysTableInfo.ModuleName)
-            .Replace("{ClassName}", sysTableInfo.ClassName)
-            .Replace("{StartName}", StratName);
+            //查找是否存在子表的情况
+            var subTable = Repository.FirstOrDefault(u => u.ParentTableId == sysTableInfo.Id);
+
+            if (subTable == null)  //如果子表不存在，则用单模版生成
+            {
+                if (sysTableInfo.IsDynamicHeader)   //使用动态头部的模版
+                {
+                    domainContent = FileHelper.ReadFile(@"Template\\SingleTable\\BuildAppWithDynamicHeader.html");
+                }
+                else
+                {
+                    domainContent = FileHelper.ReadFile(@"Template\\SingleTable\\BuildApp.html");
+                }
 
-            if (!string.IsNullOrEmpty(sysTableInfo.ForeignKey))
-            {   //替换外键模版
-                var foreignTemplate = $"objs = objs.Where(u => u.{sysTableInfo.ForeignKey} == request.{sysTableInfo.ForeignKey});";
                 domainContent = domainContent
-                    .Replace("{ForeignKeyTemplate}", foreignTemplate);
+                .Replace("{TableName}", sysTableInfo.TableName)
+                .Replace("{ModuleCode}", sysTableInfo.ModuleCode)
+                .Replace("{ModuleName}", sysTableInfo.ModuleName)
+                .Replace("{ClassName}", sysTableInfo.ClassName)
+                .Replace("{StartName}", StratName);
+                
+                //如果有外键（是一个子表）
+                if (!string.IsNullOrEmpty(sysTableInfo.ForeignKey))
+                {   //替换外键模版
+                    var foreignTemplate = $"objs = objs.Where(u => u.{sysTableInfo.ForeignKey} == request.{sysTableInfo.ForeignKey});";
+                    domainContent = domainContent
+                        .Replace("{ForeignKeyTemplate}", foreignTemplate);
+                }
+                else
+                {
+                    domainContent = domainContent
+                        .Replace("{ForeignKeyTemplate}", "");
+                }
             }
             else
             {
+                if (sysTableInfo.IsDynamicHeader)   //使用动态头部的模版
+                {
+                    domainContent = FileHelper.ReadFile(@"Template\\MultiTable\\BuildAppWithDynamicHeader.html");
+                }
+                else
+                {
+                    domainContent = FileHelper.ReadFile(@"Template\\MultiTable\\BuildApp.html");
+                }
+
                 domainContent = domainContent
-                    .Replace("{ForeignKeyTemplate}", "");
+                .Replace("{TableName}", sysTableInfo.TableName)
+                .Replace("{ModuleCode}", sysTableInfo.ModuleCode)
+                .Replace("{ModuleName}", sysTableInfo.ModuleName)
+                .Replace("{ClassName}", sysTableInfo.ClassName)
+                .Replace("{SubForeignKey}", subTable.ForeignKey)
+                .Replace("{SubClassName}", subTable.ClassName)
+                .Replace("{SubModuleCode}", subTable.ModuleCode)
+                .Replace("{StartName}", StratName);
+
             }
 
             var primarykey = sysColumns.FirstOrDefault(u => u.IsKey);
@@ -537,9 +567,6 @@ namespace OpenAuth.App
                 mapPath +
                 $"\\OpenAuth.Repository\\Domain\\", tableInfo.ClassName + ".cs",
                 domainContent);
-
-            string openAuthDBContextPath = mapPath + "\\OpenAuth.Repository\\OpenAuthDBContext.cs";
-            FileHelper.RegxAddContentByParenthesis(openAuthDBContextPath, "public virtual DbSet<" + tableInfo.ClassName + "> " + tableInfo.TableName + "s { get; set; }");
         }
 
         Dictionary<string, Type> PrimitiveTypes = new Dictionary<string, Type>()
@@ -569,7 +596,8 @@ namespace OpenAuth.App
                 {
                     return "DateTime.Now";
                 }
-                else if (type == "bool"){
+                else if (type == "bool")
+                {
                     return "false";
                 }
                 return Activator.CreateInstance(t).ToString();
diff --git a/OpenAuth.WebApi/Template/MultiTable/BuildApp.html b/OpenAuth.WebApi/Template/MultiTable/BuildApp.html
new file mode 100644
index 00000000..31b24924
--- /dev/null
+++ b/OpenAuth.WebApi/Template/MultiTable/BuildApp.html
@@ -0,0 +1,108 @@
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+using Infrastructure;
+using OpenAuth.App.Interface;
+using OpenAuth.App.Request;
+using OpenAuth.App.Response;
+using OpenAuth.Repository.Domain;
+using SqlSugar;
+namespace OpenAuth.App
+{
+    public class {ModuleCode} : SqlSugarBaseApp<{ClassName}>
+    {
+        private {SubModuleCode} _{SubClassName}App;
+        /// <summary>
+        /// 加载列表
+        /// </summary>
+        public async Task<TableData> Load(Query{ClassName}ListReq request)
+        {
+            var loginContext = _auth.GetCurrentUser();
+            if (loginContext == null)
+            {
+                throw new CommonException("登录已过期", Define.INVALID_TOKEN);
+            }
+
+            var result = new TableData();
+            var objs = GetDataPrivilege("u");
+            if (!string.IsNullOrEmpty(request.key))
+            {
+                objs = objs.Where(u => u.Id.Contains(request.key));
+            }
+            if (!string.IsNullOrEmpty(request.sqlWhere))
+            {
+                objs = objs.Where(request.sqlWhere);
+            }
+
+            result.data = objs.OrderBy(u => u.Id)
+                .Skip((request.page - 1) * request.limit)
+                .Take(request.limit).ToList();
+            result.count = await objs.CountAsync();
+            return result;
+        }
+        public void Add(AddOrUpdate{ClassName}Req request)
+        {
+            var obj = request.MapTo<{ClassName}>();
+            //todo:补充或调整自己需要的字段
+            obj.CreateTime = DateTime.Now;
+            var user = _auth.GetCurrentUser().User;
+            obj.CreateUserId = user.Id;
+            obj.CreateUserName = user.Name;
+            if(obj.KeyIsNull())  //如果主键为空，则生成默认值
+            {
+                obj.GenerateDefaultKeyVal();
+            }
+
+            SugarClient.Ado.BeginTran();
+            SugarClient.Insertable(obj).ExecuteCommand();
+            if (request.{SubClassName}Reqs != null && request.{SubClassName}Reqs.Any())
+            {
+                foreach (var detail in request.{SubClassName}Reqs)
+                {
+                    detail.{SubForeignKey} = obj.Id;
+                    _{SubClassName}App.Add(detail);
+                }
+            }
+            SugarClient.Ado.CommitTran();
+        }
+        public void Update(AddOrUpdate{ClassName}Req request)
+        {
+            var user = _auth.GetCurrentUser().User;
+            SugarClient.Ado.BeginTran();
+            if (request.{SubClassName}Reqs != null && request.{SubClassName}Reqs.Any())
+            {
+                //请求的id不在数据库的记录，需要删除
+                var containids = request.{SubClassName}Reqs.Select(u => u.Id)
+                    .Where(u => !string.IsNullOrEmpty(u)).ToList();
+                if (containids.Any())
+                {
+                    SugarClient.Deleteable<{SubClassName}>(u => (!containids.Contains(u.Id)) && u.{SubForeignKey} == request.Id).ExecuteCommand();
+                }
+                //id为空的添加
+                foreach (var detail in request.{SubClassName}Reqs.Where(u => string.IsNullOrEmpty(u.Id)))
+                {
+                    detail.{SubForeignKey} = request.Id;
+                    _{SubClassName}App.Add(detail);
+                }
+                //更新id相同的
+                foreach (var detail in request.{SubClassName}Reqs.Where(u => !string.IsNullOrEmpty(u.Id)))
+                {
+                    _{SubClassName}App.Update(detail);
+                }
+            }
+            Repository.Update(u => new {ClassName}
+            {
+                UpdateTime = DateTime.Now,
+                UpdateUserId = user.Id,
+                UpdateUserName = user.Name
+                //todo:补充或调整自己需要的字段
+            }, u => u.Id == request.Id);
+            SugarClient.Ado.CommitTran();
+        }
+        public {ModuleCode}(ISqlSugarClient client, IAuth auth,
+        {SubModuleCode} {SubClassName}App) : base(client, auth)
+        {
+            _{SubClassName}App = {SubClassName}App;
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenAuth.WebApi/Template/MultiTable/BuildAppWithDynamicHeader.html b/OpenAuth.WebApi/Template/MultiTable/BuildAppWithDynamicHeader.html
new file mode 100644
index 00000000..df0a7440
--- /dev/null
+++ b/OpenAuth.WebApi/Template/MultiTable/BuildAppWithDynamicHeader.html
@@ -0,0 +1,113 @@
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+using Infrastructure;
+using OpenAuth.App.Interface;
+using OpenAuth.App.Request;
+using OpenAuth.App.Response;
+using OpenAuth.Repository.Domain;
+using SqlSugar;
+namespace OpenAuth.App
+{
+    public class {ModuleCode} : SqlSugarBaseApp<{ClassName}>
+    {
+        private {SubModuleCode} _{SubClassName}App;
+        /// <summary>
+        /// 加载列表
+        /// </summary>
+        public async Task<TableData> Load(Query{ClassName}ListReq request)
+        {
+            var loginContext = _auth.GetCurrentUser();
+            if (loginContext == null)
+            {
+                throw new CommonException("登录已过期", Define.INVALID_TOKEN);
+            }
+            var columns = loginContext.GetTableColumns("{ClassName}");
+            if (columns == null || columns.Count == 0)
+            {
+                throw new Exception("请在代码生成界面配置{ClassName}表的字段属性");
+            }
+            var result = new TableData();
+            result.columnFields = columns;
+            var objs = GetDataPrivilege("u");
+            if (!string.IsNullOrEmpty(request.key))
+            {
+                objs = objs.Where(u => u.Id.Contains(request.key));
+            }
+            if (!string.IsNullOrEmpty(request.sqlWhere))
+            {
+                objs = objs.Where(request.sqlWhere);
+            }
+            var propertyStr = string.Join(',', columns.Select(u => u.ColumnName));
+            result.data = objs.OrderBy(u => u.Id)
+                .Skip((request.page - 1) * request.limit)
+                .Take(request.limit).Select($"{propertyStr}").ToList();
+            result.count = await objs.CountAsync();
+            return result;
+        }
+        public void Add(AddOrUpdate{ClassName}Req request)
+        {
+            var obj = request.MapTo<{ClassName}>();
+            //todo:补充或调整自己需要的字段
+            obj.CreateTime = DateTime.Now;
+            var user = _auth.GetCurrentUser().User;
+            obj.CreateUserId = user.Id;
+            obj.CreateUserName = user.Name;
+            if(obj.KeyIsNull())  //如果主键为空，则生成默认值
+            {
+                obj.GenerateDefaultKeyVal();
+            }
+
+            SugarClient.Ado.BeginTran();
+            SugarClient.Insertable(obj).ExecuteCommand();
+            if (request.{SubClassName}Reqs != null && request.{SubClassName}Reqs.Any())
+            {
+                foreach (var detail in request.{SubClassName}Reqs)
+                {
+                    detail.{SubForeignKey} = obj.Id;
+                    _{SubClassName}App.Add(detail);
+                }
+            }
+            SugarClient.Ado.CommitTran();
+        }
+        public void Update(AddOrUpdate{ClassName}Req request)
+        {
+            var user = _auth.GetCurrentUser().User;
+            SugarClient.Ado.BeginTran();
+            if (request.{SubClassName}Reqs != null && request.{SubClassName}Reqs.Any())
+            {
+                //请求的id不在数据库的记录，需要删除
+                var containids = request.{SubClassName}Reqs.Select(u => u.Id)
+                    .Where(u => !string.IsNullOrEmpty(u)).ToList();
+                if (containids.Any())
+                {
+                    SugarClient.Deleteable<{SubClassName}>(u => (!containids.Contains(u.Id)) && u.{SubForeignKey} == request.Id).ExecuteCommand();
+                }
+                //id为空的添加
+                foreach (var detail in request.{SubClassName}Reqs.Where(u => string.IsNullOrEmpty(u.Id)))
+                {
+                    detail.{SubForeignKey} = request.Id;
+                    _{SubClassName}App.Add(detail);
+                }
+                //更新id相同的
+                foreach (var detail in request.{SubClassName}Reqs.Where(u => !string.IsNullOrEmpty(u.Id)))
+                {
+                    _{SubClassName}App.Update(detail);
+                }
+            }
+            Repository.Update(u => new {ClassName}
+            {
+                UpdateTime = DateTime.Now,
+                UpdateUserId = user.Id,
+                UpdateUserName = user.Name
+                //todo:补充或调整自己需要的字段
+            }, u => u.Id == request.Id);
+            SugarClient.Ado.CommitTran();
+        }
+        public {ModuleCode}(ISqlSugarClient client, IAuth auth,
+        {SubModuleCode} {SubClassName}App) : base(client, auth)
+        {
+            _{SubClassName}App = {SubClassName}App;
+        }
+    }
+}
\ No newline at end of file
diff --git a/newdocs/docs/notes/pro/devnew.md b/newdocs/docs/notes/pro/devnew.md
index 624f01e6..f63780bc 100644
--- a/newdocs/docs/notes/pro/devnew.md
+++ b/newdocs/docs/notes/pro/devnew.md
@@ -129,7 +129,7 @@ create table stock
 
 选中刚刚添加的`Stock`表，依次点击【生成实体】【生成业务代码】【生成vue页面】;
 
-如果存在子表，也进行相同的操作。即选中刚刚添加的`StockDetail`表，依次点击【生成实体】【生成业务代码】【生成vue页面】;
+如果存在子表，也进行相同的操作。即选中刚刚添加的`StockDetail`表，依次点击【生成实体】【生成业务代码】，子表不需要生成vue页面;
 
 成功后生成的后端.Net代码位置如下：