diff --git a/Myshipping.Application/Enum/TaskFileCategoryEnum.cs b/Myshipping.Application/Enum/TaskFileCategoryEnum.cs
index 969900f2..65d285f3 100644
--- a/Myshipping.Application/Enum/TaskFileCategoryEnum.cs
+++ b/Myshipping.Application/Enum/TaskFileCategoryEnum.cs
@@ -16,6 +16,16 @@ namespace Myshipping.Application
         /// BC-Booking Confirmation
         /// </summary>
         [Description("Booking Confirmation")]
-        BC
+        BC,
+        /// <summary>
+        /// BC-Booking Confirmation通知
+        /// </summary>
+        [Description("Booking Confirmation Notice")]
+        BC_NOTICE,
+        /// <summary>
+        /// 空
+        /// </summary>
+        [Description("NONE")]
+        NONE,
     }
 }
diff --git a/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageBCService.cs b/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageBCService.cs
index 4ef4c40e..14c7ec51 100644
--- a/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageBCService.cs
+++ b/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageBCService.cs
@@ -36,8 +36,9 @@ namespace Myshipping.Application
         /// 任务ID下载附件
         /// </summary>
         /// <param name="taskPKId">BC任务主键</param>
+        /// <param name="fileCategory">附件分类代码</param>
         /// <returns>返回数据流</returns>
-        Task<IActionResult> DownloadFile(string taskPKId);
+        Task<IActionResult> DownloadFile(string taskPKId, string fileCategory = "BC");
 
         /// <summary>
         /// 检索订舱信息
diff --git a/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageService.cs b/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageService.cs
index ca55c400..18c47538 100644
--- a/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageService.cs
+++ b/Myshipping.Application/Service/TaskManagePlat/Interface/ITaskManageService.cs
@@ -274,9 +274,10 @@ namespace Myshipping.Application
         /// 创建BC任务
         /// </summary>
         /// <param name="file">文件</param>
+        /// <param name="modifyFile">BC变更内容后文件</param>
         /// <param name="jsonData">BC任务详情JSON</param>
         /// <returns>返回回执</returns>
-        Task<TaskManageOrderResultDto> CreateBCTaskJob(IFormFile file, string jsonData);
+        Task<TaskManageOrderResultDto> CreateBCTaskJob(IFormFile file, IFormFile modifyFile, string jsonData);
 
         /// <summary>
         /// 获取任务列表
diff --git a/Myshipping.Application/Service/TaskManagePlat/TaskManageBCService.cs b/Myshipping.Application/Service/TaskManagePlat/TaskManageBCService.cs
index 937cc53c..07bcd81f 100644
--- a/Myshipping.Application/Service/TaskManagePlat/TaskManageBCService.cs
+++ b/Myshipping.Application/Service/TaskManagePlat/TaskManageBCService.cs
@@ -335,9 +335,10 @@ namespace Myshipping.Application
         /// 任务ID下载附件
         /// </summary>
         /// <param name="taskPKId">BC任务主键</param>
+        /// <param name="fileCategory">附件分类代码</param>
         /// <returns>返回数据流</returns>
         [HttpGet("/TaskManageBC/DownloadFile")]
-        public async Task<IActionResult> DownloadFile(string taskPKId)
+        public async Task<IActionResult> DownloadFile([FromQuery] string taskPKId, [FromQuery] string fileCategory = "BC")
         {
             var bcTaskInfo = await _taskBaseRepository.AsQueryable().FirstAsync(u => u.PK_ID == taskPKId);
             if (bcTaskInfo == null)
@@ -345,7 +346,18 @@ namespace Myshipping.Application
                 throw Oops.Oh($"任务主键{taskPKId}无法获取业务信息");
             }
 
-            var fileInfo = await _taskFileRepository.AsQueryable().FirstAsync(u => u.TASK_PKID == taskPKId);
+            TaskFileCategoryEnum fileCategoryEnum = TaskFileCategoryEnum.NONE;
+
+            System.Enum.TryParse(fileCategory, out fileCategoryEnum);
+
+            if (fileCategoryEnum == TaskFileCategoryEnum.NONE)
+            {
+                throw Oops.Oh($"附件分类代码错误，请提供正确的分类代码");
+            }
+
+            string name = fileCategoryEnum.ToString();
+
+            var fileInfo = await _taskFileRepository.AsQueryable().FirstAsync(u => u.TASK_PKID == taskPKId && u.FILE_CATEGORY == name);
 
             if (fileInfo == null)
             {
diff --git a/Myshipping.Application/Service/TaskManagePlat/TaskManageService.cs b/Myshipping.Application/Service/TaskManagePlat/TaskManageService.cs
index 492e6bcc..d796f1ca 100644
--- a/Myshipping.Application/Service/TaskManagePlat/TaskManageService.cs
+++ b/Myshipping.Application/Service/TaskManagePlat/TaskManageService.cs
@@ -222,9 +222,10 @@ namespace Myshipping.Application
         /// <param name="info">任务详情</param>
         /// <param name="batchNo">批次号</param>
         /// <param name="file">文件</param>
+        /// <param name="modifyFile">变更文件内容后的文件</param>
         /// <returns>返回回执</returns>
         [SqlSugarUnitOfWork]
-        private async Task<TaskManageOrderResultDto> InitTaskJob(TaskManageOrderMessageInfo info,string batchNo, IFormFile file = null)
+        private async Task<TaskManageOrderResultDto> InitTaskJob(TaskManageOrderMessageInfo info,string batchNo, IFormFile file = null, IFormFile modifyFile = null)
         {
             TaskManageOrderResultDto result = new TaskManageOrderResultDto();
 
@@ -339,8 +340,13 @@ namespace Myshipping.Application
                 {
                     var bytes = file.ToByteArray();
 
+                    string attachFileType = string.Empty;
+
+                    if (TaskBaseTypeEnum.BC.ToString() == taskInfo.TASK_BASE_TYPE)
+                        attachFileType = "bcfiles";
+
                     var fileFullName = await FileAttachHelper.SaveFile(taskInfo.PK_ID, bytes, batchNo, file.FileName,
-                        GetFileType(file.FileName), "bcfiles");
+                        GetFileType(file.FileName), attachFileType);
 
                     if (!string.IsNullOrWhiteSpace(fileFullName))
                     {
@@ -359,6 +365,35 @@ namespace Myshipping.Application
                     }
                 }
 
+                if (modifyFile != null)
+                {
+                    var bytes = modifyFile.ToByteArray();
+
+                    string attachFileType = string.Empty;
+
+                    if (TaskBaseTypeEnum.BC.ToString() == taskInfo.TASK_BASE_TYPE)
+                        attachFileType = "bcnoticefiles";
+
+                    var fileFullName = await FileAttachHelper.SaveFile(taskInfo.PK_ID, bytes, batchNo, modifyFile.FileName,
+                        GetFileType(modifyFile.FileName), attachFileType);
+
+                    if (!string.IsNullOrWhiteSpace(fileFullName))
+                    {
+                        if (info.Main.FileList == null)
+                        {
+                            info.Main.FileList = new List<TaskManageOrderFileInfo>();
+                        }
+
+                        info.Main.FileList.Add(new TaskManageOrderFileInfo
+                        {
+                            PKId = IDGen.NextID().ToString(),
+                            FileName = modifyFile.FileName,
+                            FileType = Path.GetExtension(modifyFile.FileName).ToLower(),
+                            FilePath = fileFullName
+                        });
+                    }
+                }
+
                 #region 附件
                 //附件
                 if (info.Main.FileList != null && info.Main.FileList.Count > 0)
@@ -4974,10 +5009,11 @@ namespace Myshipping.Application
         /// 创建BC任务
         /// </summary>
         /// <param name="file">文件</param>
+        /// <param name="modifyFile">BC变更内容后文件</param>
         /// <param name="jsonData">BC任务详情JSON</param>
         /// <returns>返回回执</returns>
-        [AllowAnonymous, HttpPost("/TaskManage/CreateBCTaskJob")]
-        public async Task<TaskManageOrderResultDto> CreateBCTaskJob(IFormFile file, [FromForm] string jsonData)
+        [AllowAnonymous, HttpPost("/TaskManage/CreateBCTaskJob"), ApiUser(ApiCode = "BCTaskManage")]
+        public async Task<TaskManageOrderResultDto> CreateBCTaskJob(IFormFile file, IFormFile modifyFile, [FromForm] string jsonData)
         {
             TaskManageOrderResultDto result = new TaskManageOrderResultDto();
 
@@ -4993,7 +5029,7 @@ namespace Myshipping.Application
                 if(info == null)
                     throw Oops.Bah("jsonData请求内容错误，无法反序列化报文");
 
-                result = await InitTaskJob(info, batchNo, file);
+                result = await InitTaskJob(info, batchNo, file, modifyFile);
             }
             catch (Exception ex)
             {