diff --git a/MDM/Controllers/Material/MaterialBomController.cs b/MDM/Controllers/Material/MaterialBomController.cs
index 2854954..d6aaf57 100644
--- a/MDM/Controllers/Material/MaterialBomController.cs
+++ b/MDM/Controllers/Material/MaterialBomController.cs
@@ -60,7 +60,7 @@ namespace MDM.Controllers.Material
         /// <returns></returns>
         [HttpGet("{Id}")]
         [ActionPermissionFilter(Permission = "business:materialbom:query")]
-        public IActionResult GetMaterialBom(string Id)
+        public IActionResult GetMaterialBom(int Id)
         {
             var response = _MaterialBomService.GetInfo(Id);
             
diff --git a/MDM/Models/Material/Dto/MaterialBomDto.cs b/MDM/Models/Material/Dto/MaterialBomDto.cs
index 039cf3a..0ca55aa 100644
--- a/MDM/Models/Material/Dto/MaterialBomDto.cs
+++ b/MDM/Models/Material/Dto/MaterialBomDto.cs
@@ -18,7 +18,7 @@ namespace MDM.Model.Material.Dto
     public class MaterialBomDto
     {
         [Required(ErrorMessage = "雪花id不能为空")]
-        public string Id { get; set; }
+        public int Id { get; set; }
 
         public string InvCode { get; set; }
 
diff --git a/MDM/Models/Material/MaterialBom.cs b/MDM/Models/Material/MaterialBom.cs
index c665330..c4d2696 100644
--- a/MDM/Models/Material/MaterialBom.cs
+++ b/MDM/Models/Material/MaterialBom.cs
@@ -13,7 +13,7 @@ namespace MDM.Model.Material
         /// 雪花id 
         /// </summary>
         [SugarColumn(IsPrimaryKey = true, IsIdentity = false)]
-        public string Id { get; set; }
+        public int Id { get; set; }
 
         /// <summary>
         /// 母件编码 
diff --git a/MDM/Services/Material/IService/IMaterialBomService.cs b/MDM/Services/Material/IService/IMaterialBomService.cs
index 4b6f095..205c780 100644
--- a/MDM/Services/Material/IService/IMaterialBomService.cs
+++ b/MDM/Services/Material/IService/IMaterialBomService.cs
@@ -18,7 +18,7 @@ namespace MDM.Services.IMaterialService
 
         List<MaterialBom> GetSonInvList(MaterialBomQueryDto parm);
 
-        MaterialBom GetInfo(string Id);
+        MaterialBom GetInfo(int Id);
 
         MaterialBom AddMaterialBom(MaterialBom parm);
 
diff --git a/MDM/Services/Material/MaterialBomService.cs b/MDM/Services/Material/MaterialBomService.cs
index ce495ee..8381072 100644
--- a/MDM/Services/Material/MaterialBomService.cs
+++ b/MDM/Services/Material/MaterialBomService.cs
@@ -100,7 +100,7 @@ namespace MDM.Services.Material
         /// </summary>
         /// <param name="Id"></param>
         /// <returns></returns>
-        public MaterialBom GetInfo(string Id)
+        public MaterialBom GetInfo(int Id)
         {
             var response = Queryable()
                 .Where(x => x.Id == Id)