diff --git a/README.md b/README.md
index 85f53c6..232cd85 100644
--- a/README.md
+++ b/README.md
@@ -6,18 +6,22 @@ Nodelet Core Metapackage
 #### 软件架构
 软件架构说明
 
+nodelet_core
+
 
 #### 安装教程
 
-1.  xxxx
-2.  xxxx
-3.  xxxx
+1.下载rpm包
+
+wget http://121.36.3.168:82/home:/davidhan:/branches:/openEuler:/Mainline/standard_aarch64/aarch64/nodelet_core-1.9.16-0.oe1.aarch64.rpm
+
+2.安装rpm包
+
+sudo rpm -ivh nodelet_core-1.9.16-0.oe1.aarch64.rpm
 
 #### 使用说明
 
-1.  xxxx
-2.  xxxx
-3.  xxxx
+安装完成以后，在/opt/ros/melodic/devel_isolated/目录下有nodelet_core/文件夹证明安装成功
 
 #### 参与贡献