diff --git a/src/Shentun.Peis.Application.Contracts/CustomerOrgs/CustomerOrgBaseDto.cs b/src/Shentun.Peis.Application.Contracts/CustomerOrgs/CustomerOrgBaseDto.cs
new file mode 100644
index 0000000..7861b7f
--- /dev/null
+++ b/src/Shentun.Peis.Application.Contracts/CustomerOrgs/CustomerOrgBaseDto.cs
@@ -0,0 +1,39 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Shentun.Peis.CustomerOrgs
+{
+    public class CustomerOrgBaseDto
+    {
+        //单位Id
+        public Guid Id { get; set; }
+        //单位名称
+        public string DisplayName { get; set; }
+        //父节点Id
+        public Guid? ParentId { get; set; }
+   
+
+        /// <summary>
+        /// 短名称
+        /// </summary>
+        public string ShortName { get; set; }
+
+        /// <summary>
+        /// 单位编码
+        /// </summary>
+        public string CustomerOrgCode { get; set; }
+
+        /// <summary>
+        /// 拼音简码
+        /// </summary>
+        public string SimpleCode { get; set; }
+
+        public int DisplayOrder { get; set; }
+
+        /// <summary>
+        /// 是否有下级
+        /// </summary>
+        public char IsChild { get; set; }
+    }
+}
diff --git a/src/Shentun.Peis.Application.Contracts/CustomerOrgs/ParentIdInputDto.cs b/src/Shentun.Peis.Application.Contracts/CustomerOrgs/ParentIdInputDto.cs
new file mode 100644
index 0000000..4098139
--- /dev/null
+++ b/src/Shentun.Peis.Application.Contracts/CustomerOrgs/ParentIdInputDto.cs
@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Shentun.Peis.CustomerOrgs
+{
+    public class ParentIdInputDto
+    {
+        public Guid? ParentId { get; set; }
+    }
+}
diff --git a/src/Shentun.Peis.Application/CustomerOrgs/CustomerOrgAppService.cs b/src/Shentun.Peis.Application/CustomerOrgs/CustomerOrgAppService.cs
index 0106e5e..f357ae3 100644
--- a/src/Shentun.Peis.Application/CustomerOrgs/CustomerOrgAppService.cs
+++ b/src/Shentun.Peis.Application/CustomerOrgs/CustomerOrgAppService.cs
@@ -1,6 +1,7 @@
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Caching.Memory;
+using NPOI.POIFS.Properties;
 using Shentun.Peis.CustomerOrgRegisters;
 using Shentun.Peis.Enums;
 using Shentun.Peis.HelperDto;
@@ -271,6 +272,37 @@ namespace Shentun.Peis.CustomerOrgs
             return dataList.OrderBy(o => o.DisplayOrder).ToList();
         }
 
+        /// <summary>
+        /// 根据父ID获取单位列表  分级获取
+        /// </summary>
+        /// <param name="input"></param>
+        /// <returns></returns>
+        [HttpPost("api/app/CustomerOrg/GetCustomerOrgByParentId")]
+        public async Task<List<CustomerOrgBaseDto>> GetCustomerOrgByParentIdAsync(ParentIdInputDto input)
+        {
+
+            var parentIds = (await Repository.GetQueryableAsync()).Where(m => m.ParentId != null).Select(s => s.ParentId).ToList();
+
+            var query = await Repository.GetQueryableAsync();
+
+            query = query.Where(m => m.ParentId == input.ParentId);
+
+
+            var entListDto = query.ToList().Select(s => new CustomerOrgBaseDto
+            {
+                CustomerOrgCode = s.CustomerOrgCode,
+                ParentId = s.ParentId,
+                DisplayName = s.DisplayName,
+                DisplayOrder = s.DisplayOrder,
+                Id = s.Id,
+                ShortName = s.ShortName,
+                SimpleCode = s.SimpleCode,
+                IsChild = parentIds.Any() && parentIds.Contains(s.Id) ? 'Y' : 'N',
+            }).OrderBy(o => o.DisplayOrder).ToList();
+
+            return entListDto;
+        }
+
         /// <summary>
         /// 获取单位树型结构
         /// </summary>
@@ -351,7 +383,7 @@ namespace Shentun.Peis.CustomerOrgs
             //}
 
 
-         
+
 
 
             result.AddRange(customerOrgTreeChildList);