diff --git a/Yi.Framework.Net6/Yi.Framework.ApiMicroservice/yi-sqlsugar-dev.db b/Yi.Framework.Net6/Yi.Framework.ApiMicroservice/yi-sqlsugar-dev.db
index 24c8ecac..ccd667bb 100644
Binary files a/Yi.Framework.Net6/Yi.Framework.ApiMicroservice/yi-sqlsugar-dev.db and b/Yi.Framework.Net6/Yi.Framework.ApiMicroservice/yi-sqlsugar-dev.db differ
diff --git a/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/PurchaseDetailsEntity.cs b/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/PurchaseDetailsEntity.cs
new file mode 100644
index 00000000..7be7da5d
--- /dev/null
+++ b/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/PurchaseDetailsEntity.cs
@@ -0,0 +1,58 @@
+using Newtonsoft.Json;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Yi.Framework.Model.Base;
+
+namespace Yi.Framework.Model.ERP.Entitys
+{
+    /// <summary>
+    /// 采购订单字表
+    /// </summary>
+    [SugarTable("PurchaseDetail")]
+    public class PurchaseDetailsEntity : IEntity<long>, IMultiTenant
+    {
+        /// <summary>
+        /// 主键
+        /// </summary>
+        [JsonConverter(typeof(ValueToStringConverter))]
+        [SugarColumn(IsPrimaryKey = true)]
+        public long Id { get; set; }
+
+        /// <summary>
+        /// 租户id
+        /// </summary>
+        public Guid? TenantId { get; set; }
+
+        /// <summary>
+        /// 采购单id
+        /// </summary>
+        public long PurchaseId { get; set; }
+
+        /// <summary>
+        /// 物料id
+        /// </summary>
+        public long MaterialId { get; set; }
+
+        /// <summary>
+        /// 单价
+        /// </summary>
+
+        public float UnitPrice { get; set; }
+        /// <summary>
+        /// 总数量
+        /// </summary>
+        public long TotalNumber { get; set; }
+        /// <summary>
+        /// 已完成数量
+        /// </summary>
+        public long CompleteNumber { get; set; }
+        /// <summary>
+        /// 备注
+        /// </summary>
+        public string Remarks { get; set; }
+    }
+}
diff --git a/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/PurchaseEntity.cs b/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/PurchaseEntity.cs
new file mode 100644
index 00000000..b511c5a9
--- /dev/null
+++ b/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/PurchaseEntity.cs
@@ -0,0 +1,68 @@
+using Newtonsoft.Json;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Yi.Framework.Model.Base;
+
+namespace Yi.Framework.Model.ERP.Entitys
+{
+    /// <summary>
+    /// 采购订单
+    /// </summary>
+    [SugarTable("Purchase")]
+    public class PurchaseEntity : IEntity<long>, IMultiTenant
+    {
+        /// <summary>
+        /// 主键
+        /// </summary>
+        [JsonConverter(typeof(ValueToStringConverter))]
+        [SugarColumn(IsPrimaryKey = true)]
+        public long Id { get; set; }
+
+        /// <summary>
+        /// 租户id
+        /// </summary>
+        public Guid? TenantId { get; set; }
+
+        /// <summary>
+        /// 采购单号
+        /// </summary>
+        public string Code { get; set; }
+
+        /// <summary>
+        /// 需求时间 
+        /// </summary>
+        public DateTime NeedTime { get; set; }
+
+        /// <summary>
+        /// 采购员
+        /// </summary>
+        public string Buyer { get; set; }
+
+        /// <summary>
+        /// 总共金额
+        /// </summary>
+        public long TotalMoney { get; set; }
+
+        /// <summary>
+        /// 已支付金额
+        /// </summary>
+        public long PaidMoney { get; set; }
+
+        /// <summary>
+        /// 采购状态
+        /// </summary>
+        public PurchaseStateEnum PurchaseState { get; set; }
+    }
+
+    public enum PurchaseStateEnum
+    {
+        Build=0,//新建
+        Run=1,//进行中
+        Complete=2,//已完成
+        End=3//已结束
+    }
+}
diff --git a/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/SupplierEntity.cs b/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/SupplierEntity.cs
new file mode 100644
index 00000000..11217e4b
--- /dev/null
+++ b/Yi.Framework.Net6/Yi.Framework.Model/ERP/Entitys/SupplierEntity.cs
@@ -0,0 +1,58 @@
+using Newtonsoft.Json;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Yi.Framework.Model.Base;
+
+namespace Yi.Framework.Model.ERP.Entitys
+{
+    /// <summary>
+    /// 供应商
+    /// </summary>
+    [SugarTable("Supplier")]
+    public class SupplierEntity : IEntity<long>, IMultiTenant
+    {
+        /// <summary>
+        /// 主键
+        /// </summary>
+        [JsonConverter(typeof(ValueToStringConverter))]
+        [SugarColumn(IsPrimaryKey = true)]
+        public long Id { get; set; }
+
+        /// <summary>
+        /// 租户id
+        /// </summary>
+        public Guid? TenantId { get; set; }
+
+        /// <summary>
+        /// 供应商编码
+        /// </summary>
+        public string Code { get; set; }
+
+        /// <summary>
+        /// 供应商名称
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// 供应商地址
+        /// </summary>
+        public string Address { get; set; }
+
+        /// <summary>
+        /// 电话
+        /// </summary>
+        public long Phone { get; set; }
+        /// <summary>
+        /// 传真
+        /// </summary>
+        public string Fax { get; set; }
+        /// <summary>
+        /// 邮箱
+        /// </summary>
+        public string Email { get; set; }
+    }
+}
diff --git a/Yi.Framework.Net6/Yi.Framework.Model/Yi.Framework.Model.csproj b/Yi.Framework.Net6/Yi.Framework.Model/Yi.Framework.Model.csproj
index 38505875..bc576f7a 100644
--- a/Yi.Framework.Net6/Yi.Framework.Model/Yi.Framework.Model.csproj
+++ b/Yi.Framework.Net6/Yi.Framework.Model/Yi.Framework.Model.csproj
@@ -50,4 +50,8 @@
     </Compile>
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="ERP\SeedData\" />
+  </ItemGroup>
+
 </Project>