(This APP simulator is a software that allows Android user programs to run on Windows systems (only Win7 is supported temporarily). It is introduced by BlueStacks Enterprises. Currently, the latest version is an internal beta version, which only supports specific apps. The beta version of BlueStacks simulator also adds 10 kinds of localization support, including simplified/traditional Chinese. The setting interface is also similar to the real Android. It supports soft keyboard and other input methods, and has several built-in shops. This document includes the following annexes:)