$ ionic platform add android
$ cd platforms/android
$ keytool -genkey -v -keystore YiShangpu.keystore -alias YiShangpu -keyalg RSA -keysize 2048 -validity 10000
$ vim ant.properties
key.store=YiShangpu.keystore key.alias=YiShangpu
key.store.password=<YourApp keystore password>
key.alias.password=<YourApp alias password>
$ cd ..
$ cd ..
$ ionic build android —release