diff --git a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/AttachmentClient.java b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/AttachmentClient.java
index 1f60dd4..f16af22 100644
--- a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/AttachmentClient.java
+++ b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/AttachmentClient.java
@@ -62,4 +62,13 @@ public interface AttachmentClient {
 	 */
 	Optional<UploadObject> upload(Long businessId, File file);
 
+	/**
+	 * 上传资源文件
+	 * 
+	 * @param bid
+	 * @param file
+	 * @return
+	 */
+	Optional<UploadObject> upload(Long businessId, String filename, byte[] array);
+
 }
diff --git a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java
index 6b6a830..debaf6b 100644
--- a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java
+++ b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java
@@ -70,7 +70,9 @@ public class DefaultAttachmentClient implements AttachmentClient {
 	}
 
 	/**
-	 * @param businessId
+	 * 文件下载
+	 * 
+	 * @param businessId 业务id
 	 * @return
 	 */
 	@Override
@@ -79,7 +81,9 @@ public class DefaultAttachmentClient implements AttachmentClient {
 	}
 
 	/**
-	 * @param objectId
+	 * 文件下载
+	 * 
+	 * @param objectId 对象id
 	 * @return
 	 */
 	@Override
@@ -88,8 +92,10 @@ public class DefaultAttachmentClient implements AttachmentClient {
 	}
 
 	/**
-	 * @param businessId
-	 * @param file
+	 * 上传附件
+	 * 
+	 * @param businessId 业务id
+	 * @param file       文件
 	 * @return
 	 */
 	@Override
@@ -102,4 +108,23 @@ public class DefaultAttachmentClient implements AttachmentClient {
 		return Optional.ofNullable(new UploadObject().setId(feedback.getOid()));
 	}
 
+	/**
+	 * 上传附件
+	 * 
+	 * @param businessId 业务ID
+	 * @param filename   文件名称
+	 * @param array      文件字节组
+	 * @return
+	 */
+	@Override
+	public Optional<UploadObject> upload(Long businessId, String filename, byte[] array) {
+		Objects.requireNonNull(businessId);
+		Objects.requireNonNull(array);
+
+		FeedbackMessage feedback = queryService.handleFileUpload(businessId,
+				FileConvertor.toMultipartFile(filename, array));
+
+		return Optional.ofNullable(new UploadObject().setId(feedback.getOid()));
+	}
+
 }
diff --git a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/convertor/FileConvertor.java b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/convertor/FileConvertor.java
index 4b0f96b..0d25bab 100644
--- a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/convertor/FileConvertor.java
+++ b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/convertor/FileConvertor.java
@@ -13,19 +13,21 @@ import org.springframework.web.multipart.commons.CommonsMultipartFile;
 
 /**
  * 文件转换器
+ * 
  * @author Ajaxfan
  */
 public final class FileConvertor {
-	
+
 	/**
 	 * 将 File 对象转换为 MultipartFile 对象
+	 * 
 	 * @param file 原始文件对象
 	 * @return
 	 */
 	public static MultipartFile toMultipartFile(File file) {
 		FileItemFactory factory = new DiskFileItemFactory(16, null);
 		FileItem item = factory.createItem("file", "text/plain", true, file.getName());
-		
+
 		int bytesRead = 0;
 		byte[] buffer = new byte[8192];
 
@@ -41,4 +43,23 @@ public final class FileConvertor {
 		return new CommonsMultipartFile(item);
 	}
 
+	/**
+	 * 文件字节数组转换为上传资源
+	 * 
+	 * @param filename 文件名称
+	 * @param array    文件字节组
+	 * @return
+	 */
+	public static MultipartFile toMultipartFile(String filename, byte[] array) {
+		FileItemFactory factory = new DiskFileItemFactory(16, null);
+		FileItem item = factory.createItem("file", "text/plain", true, filename);
+
+		try (OutputStream os = item.getOutputStream()) {
+			os.write(array);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return new CommonsMultipartFile(item);
+	}
+
 }