diff --git a/README.en.md b/README.en.md
deleted file mode 100644
index bdedd4e..0000000
--- a/README.en.md
+++ /dev/null
@@ -1,36 +0,0 @@
-# xdelta
-
-#### Description
-{**When you're done, you can delete the content in this README and update the file with details for others getting started with your repository**}
-
-#### Software Architecture
-Software architecture description
-
-#### Installation
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### Instructions
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### Contribution
-
-1.  Fork the repository
-2.  Create Feat_xxx branch
-3.  Commit your code
-4.  Create Pull Request
-
-
-#### Gitee Feature
-
-1.  You can use Readme\_XXX.md to support different languages, such as Readme\_en.md, Readme\_zh.md
-2.  Gitee blog [blog.gitee.com](https://blog.gitee.com)
-3.  Explore open source project [https://gitee.com/explore](https://gitee.com/explore)
-4.  The most valuable open source project [GVP](https://gitee.com/gvp)
-5.  The manual of Gitee [https://gitee.com/help](https://gitee.com/help)
-6.  The most popular members  [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
diff --git a/README.md b/README.md
deleted file mode 100644
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--- a/README.md
+++ /dev/null
@@ -1,39 +0,0 @@
-# xdelta
-
-#### 介绍
-{**以下是码云平台说明，您可以替换此简介**
-码云是 OSCHINA 推出的基于 Git 的代码托管平台（同时支持 SVN）。专为开发者提供稳定、高效、安全的云端软件开发协作平台
-无论是个人、团队、或是企业，都能够用码云实现代码托管、项目管理、协作开发。企业项目请看 [https://gitee.com/enterprises](https://gitee.com/enterprises)}
-
-#### 软件架构
-软件架构说明
-
-
-#### 安装教程
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### 使用说明
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### 参与贡献
-
-1.  Fork 本仓库
-2.  新建 Feat_xxx 分支
-3.  提交代码
-4.  新建 Pull Request
-
-
-#### 码云特技
-
-1.  使用 Readme\_XXX.md 来支持不同的语言，例如 Readme\_en.md, Readme\_zh.md
-2.  码云官方博客 [blog.gitee.com](https://blog.gitee.com)
-3.  你可以 [https://gitee.com/explore](https://gitee.com/explore) 这个地址来了解码云上的优秀开源项目
-4.  [GVP](https://gitee.com/gvp) 全称是码云最有价值开源项目，是码云综合评定出的优秀开源项目
-5.  码云官方提供的使用手册 [https://gitee.com/help](https://gitee.com/help)
-6.  码云封面人物是一档用来展示码云会员风采的栏目 [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
diff --git a/xdelta-3.0.6-man-page-day.patch b/xdelta-3.0.6-man-page-day.patch
new file mode 100644
index 0000000..4f8926c
--- /dev/null
+++ b/xdelta-3.0.6-man-page-day.patch
@@ -0,0 +1,30 @@
+diff --git a/xdelta3/xdelta3.1 b/xdelta3/xdelta3.1
+index 693171e..7001400 100644
+--- a/xdelta3/xdelta3.1
++++ b/xdelta3/xdelta3.1
+@@ -1,4 +1,4 @@
+-.TH XDELTA3 "1" "August 2009" "Xdelta3"
++.TH XDELTA3 "1" "August 2013" "Xdelta3"
+ .SH NAME
+ xdelta3 \- VCDIFF (RFC 3284) binary diff tool
+ .SH SYNOPSIS
+@@ -54,6 +54,9 @@ compress
+ .BI \-f
+ force overwrite
+ .TP
++.BI \-F
++force the external-compression subprocess
++.TP
+ .BI \-h
+ show help
+ .TP
+@@ -118,6 +121,9 @@ disable output (check/compute only)
+ .TP
+ .BI \-T
+ use alternate code table (test)
++.TP
++.BI \-m
++arguments for "merge"
+ 
+ .SH NOTES
+ The 
diff --git a/xdelta.spec b/xdelta.spec
new file mode 100644
index 0000000..aac21fd
--- /dev/null
+++ b/xdelta.spec
@@ -0,0 +1,57 @@
+Name:		xdelta
+Version:	3.1.0
+Release:	7
+Summary:	VCDIFF/RFC 3284 flow incremental compression tool
+License:	ASL 2.0
+URL:		https://github.com/jmacd/xdelta
+Source0:	https://github.com/jmacd/xdelta-devel/releases/download/v%{version}/xdelta3-%{version}.tar.gz
+
+BuildRequires:	gcc, gcc-c++ ncompress xz-devel
+
+Patch1: xdelta-3.0.6-man-page-day.patch
+
+%description
+Xdelta version 3 is a C library and command-line tool for delta
+compression using VCDIFF/RFC 3284 streams.
+
+%package_help
+
+
+%prep
+%autosetup -n %{name}3-%{version} -p2
+
+
+%build
+%configure
+%make_build
+
+%install
+%make_install
+
+install -m 0755 -D  xdelta3 %{buildroot}%{_bindir}
+install -m 0644 -D  xdelta3.1 %{buildroot}%{_mandir}/man1
+
+pushd %{buildroot}%{_bindir}
+ln -s xdelta3 xdelta
+popd
+
+pushd %{buildroot}%{_mandir}/man1
+ln -s xdelta3.1 xdelta.1
+popd
+
+%check
+./xdelta3 test
+
+%files
+%defattr(-,root,root)
+%doc README.md
+%license COPYING
+%{_bindir}/xdelta*
+
+%files     help
+%defattr(-,root,root)
+%{_mandir}/man1/xdelta*
+
+%changelog
+* Fri Nov 22 2019 openEuler Buildteam <buildteam@openeuler.org> - 3.1.0-7
+- Package init
diff --git a/xdelta3-3.1.0.tar.gz b/xdelta3-3.1.0.tar.gz
new file mode 100644
index 0000000..31a8bd1
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