Update mirror registry server addr

README.cn.md

@@ -29,10 +29,10 @@ docker run -d -p 8888:8888 paddlepaddle/book
 
 会从DockerHub.com下载和运行本书的Docker image。阅读和在线编辑本书请在浏览器里访问 http://localhost:8888 。
 
-如果您访问DockerHub.com很慢，可以试试我们的另一个镜像docker.paddlepaddle.org：
+如果您访问DockerHub.com很慢，可以试试我们的另一个镜像docker.paddlepaddlehub.com：
 
 ```bash
-docker run -d -p 8888:8888 docker.paddlepaddle.org/book
+docker run -d -p 8888:8888 docker.paddlepaddlehub.com/book
 ```
 
 ### 使用GPU训练
@@ -46,7 +46,7 @@ nvidia-docker run -d -p 8888:8888 paddlepaddle/book:latest-gpu
 或者使用国内的镜像请运行：
 
 ```bash
-nvidia-docker run -d -p 8888:8888 docker.paddlepaddle.org/book:latest-gpu
+nvidia-docker run -d -p 8888:8888 docker.paddlepaddlehub.com/book:latest-gpu
 ```
 
 还需要将以下代码

README.md

@@ -28,10 +28,10 @@ docker run -d -p 8888:8888 paddlepaddle/book
 
 This command will download the pre-built Docker image from DockerHub.com and run it in a container.  Please direct your Web browser to http://localhost:8888 to read the book.
 
-If you are living in somewhere slow to access DockerHub.com, you might try our mirror server docker.paddlepaddle.org:
+If you are living in somewhere slow to access DockerHub.com, you might try our mirror server docker.paddlepaddlehub.com:
 
 ```bash
-docker run -d -p 8888:8888 docker.paddlepaddle.org/book
+docker run -d -p 8888:8888 docker.paddlepaddlehub.com/book
 
 ```
 
@@ -49,7 +49,7 @@ nvidia-docker run -d -p 8888:8888 paddlepaddle/book:latest-gpu
 Or you can use the image registry mirror in China:
 
 ```bash
-nvidia-docker run -d -p 8888:8888 docker.paddlepaddle.org/book:latest-gpu
+nvidia-docker run -d -p 8888:8888 docker.paddlepaddlehub.com/book:latest-gpu
 
 ```