add build method

README.en.md

@@ -9,4 +9,41 @@
 1. [Machine Translation](http://book.paddlepaddle.org/machine_translation/index.en.html)
 1. [Recommender System](http://book.paddlepaddle.org/recommender_system/index.en.html)
 
+# Reading Using Docker
+You can read this book and test the notebookfile using Docker.  If you can access dockerhub, run it as  
+```bash
+docker run -d -p 8888:8888 paddledev/book
+```
+
+Or if you are in china mainland, you can use  
+```bash
+docker run -d -p 8888:8888 docker.paddlepaddle.org/book
+```
+
+Then open the url http://ip:8888/, such as:   
+```
+http://localhost:8888/
+``` 
+
+# How to build book's docker image
+1.prepare your docker environment, make sure you can run docker command  
+
+```bash
+docker
+```
+
+2.get go [here](https://storage.googleapis.com/golang/go1.8.linux-amd64.tar.gz)
+
+3.get book source code  and build it  
+
+```bash
+git clone https://github.com/PaddlePaddle/book.git
+cd book/
+.tools/build_docker.sh
+```
+
+# How to get paddlepaddle docker image
+This book's docker image depends on paddlepaddle docker image. Paddlepaddle's document is [here](https://github.com/PaddlePaddle/Paddle/tree/develop/paddle/scripts/docker)
+
+
 This tutorial is contributed by <a xmlns:cc="http://creativecommons.org/ns#" href="http://book.paddlepaddle.org" property="cc:attributionName" rel="cc:attributionURL">PaddlePaddle</a>, and licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/4.0/">Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License</a>.