(Android reverse and game security technology is the use of Android mobile applications to crack and attack the game, to achieve testing and reverse debugging, security analysis, application protection and other effects. Learning this technique is mainly used for employment in security positions, or part-time for project testing to earn bounties. The Android reverse engineer position will be used in daily work to crack a large number of applications on the market to strengthen the security protection of applications. Doing your own project testing is about using reverse analysis techniques to get a good return from the emergency response center.)