https://techcrunch.com/2017/05/17/android-go-is-a-lightweight-version-of-android-for-crazy-cheap-phones/
origin - http://www.pipiscrew.com/2017/05/android-go-is-a-lightweight-version-of-android-for-crazy-cheap-phones/ android-go-is-a-lightweight-version-of-android-for-crazy-cheap-phones