diff --git a/src/main/java/com/fanruan/api/attachment/Attachment.java b/src/main/java/com/fanruan/api/attachment/Attachment.java
deleted file mode 100644
index e3e1e61..0000000
--- a/src/main/java/com/fanruan/api/attachment/Attachment.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.fanruan.api.attachment;
-
-import com.fr.cache.AttachmentFileBase;
-/**
- * 附件信息类，用来存储FR中的各种附件
- * */
-public class Attachment extends com.fr.cache.Attachment{
-    /**
-     * 根据给定的编号、类型、文件名和二进制数组创建一个附件对象
-     * */
-    public Attachment(String id, String type, String filename, AttachmentFileBase attachmentFileBase){
-        super(id, type, filename, attachmentFileBase);
-    }
-    /**
-     * 根据给定的编号、类型、文件名、二进制数组、宽度和高度创建一个附件对象
-     * */
-    public Attachment(String id, String type, String filename, AttachmentFileBase attachmentFileBase, int width, int height){
-        super(id, type, filename, attachmentFileBase, width, height);
-    }
-}
diff --git a/src/main/java/com/fanruan/api/xml/component/FRFile.java b/src/main/java/com/fanruan/api/xml/component/FRFile.java
deleted file mode 100644
index e62b732..0000000
--- a/src/main/java/com/fanruan/api/xml/component/FRFile.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.fanruan.api.xml.component;
-
-/**
-* FR文件类，用于表示具有指定名字、类型和内容的文件
-* */
-public class FRFile extends com.fr.stable.xml.FRFile{
-    /**
-     * 根据指定的文件类型，文件名以及文件内容生成一个文件
-     * */
-    public FRFile(String type, String filename, byte[] bytes){
-        super(type, filename, bytes);
-    }
-}