diff --git a/src/WMS.Web.Api/wwwroot/WMS.Web.Core.xml b/src/WMS.Web.Api/wwwroot/WMS.Web.Core.xml
index 4314d5cc..32f2200f 100644
--- a/src/WMS.Web.Api/wwwroot/WMS.Web.Core.xml
+++ b/src/WMS.Web.Api/wwwroot/WMS.Web.Core.xml
@@ -3291,6 +3291,11 @@
             箱Id
             </summary>
         </member>
+        <member name="P:WMS.Web.Core.Dto.MaterialResponse.SubStockId">
+            <summary>
+            仓位Id(序列号不存在库存的话仓位是0)
+            </summary>
+        </member>
         <member name="P:WMS.Web.Core.Dto.MaterialResponse.SerialNumber">
             <summary>
             序列号
diff --git a/src/WMS.Web.Core/Dto/MaterialResponse.cs b/src/WMS.Web.Core/Dto/MaterialResponse.cs
index 126a92de..c313ddad 100644
--- a/src/WMS.Web.Core/Dto/MaterialResponse.cs
+++ b/src/WMS.Web.Core/Dto/MaterialResponse.cs
@@ -12,7 +12,11 @@ namespace WMS.Web.Core.Dto
         /// <summary>
         /// 箱Id
         /// </summary>
-        public int BoxId { get; set; }
+        public int BoxId { get; set; } = 0;
+        /// <summary>
+        /// 仓位Id(序列号不存在库存的话仓位是0)
+        /// </summary>
+        public int SubStockId { get; set; } = 0;
         /// <summary>
         /// 序列号
         /// </summary>
diff --git a/src/WMS.Web.Repositories/SerialNumbersRepositories.cs b/src/WMS.Web.Repositories/SerialNumbersRepositories.cs
index 5c3de32d..954c59cd 100644
--- a/src/WMS.Web.Repositories/SerialNumbersRepositories.cs
+++ b/src/WMS.Web.Repositories/SerialNumbersRepositories.cs
@@ -149,14 +149,18 @@ namespace WMS.Web.Repositories
                 response.Specifications = _erpBasicDataExtendService.GetMaterialSpecifications(materials, material.MaterialId);
                 return response;
             }
-            var entity = await _context.SerialNumbers.FirstOrDefaultAsync(w => serialNumber.Equals(w.SerialNumber));
-            if (entity == null) return null;
-            response.BoxId = entity.BoxId;
-            response.SerialNumber = entity.SerialNumber;
-            response.MaterialId = entity.MaterialId;
-            response.MaterialName = _erpBasicDataExtendService.GetMaterialName(materials, entity.MaterialId);
-            response.MaterialNumber = _erpBasicDataExtendService.GetMaterialNumber(materials, entity.MaterialId);
-            response.Specifications = _erpBasicDataExtendService.GetMaterialSpecifications(materials, entity.MaterialId);
+            var entity = await _context.SerialNumbers
+                .GroupJoin(_context.BoxInventory, serial => serial.BoxId, box => box.BoxId, (serial, box) => new { serial, box })
+                .SelectMany(x => x.box.DefaultIfEmpty(), (p, box) => new { p.serial, box })
+                .FirstOrDefaultAsync(w => serialNumber.Equals(w.serial.SerialNumber));
+            if (entity.serial == null) return null;
+            response.BoxId = entity.serial.BoxId;
+            response.SubStockId = entity.box?.SubStockId ?? 0;
+            response.SerialNumber = entity.serial.SerialNumber;
+            response.MaterialId = entity.serial.MaterialId;
+            response.MaterialName = _erpBasicDataExtendService.GetMaterialName(materials, entity.serial.MaterialId);
+            response.MaterialNumber = _erpBasicDataExtendService.GetMaterialNumber(materials, entity.serial.MaterialId);
+            response.Specifications = _erpBasicDataExtendService.GetMaterialSpecifications(materials, entity.serial.MaterialId);
             return response;
         }
     }