diff --git a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs
index 30c3dd121..8dc295561 100644
--- a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs
+++ b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/ErpLocationItems/ErpLocationItemAppService.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
@@ -5,10 +6,12 @@ using System.Threading.Tasks;
 
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
+using Volo.Abp;
 using Volo.Abp.Caching;
 using Win_in.Sfs.Basedata.Application.Contracts;
 using Win_in.Sfs.Basedata.Domain;
 using Win_in.Sfs.Basedata.Domain.Shared;
+using Win_in.Sfs.Shared.Domain.Shared;
 
 namespace Win_in.Sfs.Basedata.Application;
 
@@ -35,6 +38,26 @@ public class ErpLocationItemAppService
         _manager = manager;
     }
 
+    /// <summary>
+    /// 检查物料和储位对应关系是否存在
+    /// </summary>
+    /// <param name="itemCode"></param>
+    /// <param name="erpLocationCode"></param>
+    /// <returns></returns>
+    /// <exception cref="UserFriendlyException"></exception>
+    [HttpGet("check-item-erplocation-is-available")]
+    public virtual async Task<bool> CheckItemErpLocationIsAvailable(string itemCode,string erpLocationCode)
+    {
+        var entity = await _repository.FindAsync(p => p.ItemCode == itemCode && p.ErpLocationCode== erpLocationCode).ConfigureAwait(false);
+
+        if (entity == null)
+        {
+            throw new UserFriendlyException($"未找到物料代码为 {itemCode} 和储位代码 {erpLocationCode} 的对应关系");
+        }
+
+        return true;
+    }
+
     [HttpPost("upsert")]
     public virtual async Task UpsertAsync(ErpLocationItemEditInput input)
     {