In the outsourcing development of mobile device customization, the uninstallation of applications that are critical to quality is caused by performance problems such as freezing or crashing. Users who quit applications due to poor user experience are ready to switch to better and more useful alternatives. We are good at solving these problems.

The security area in the upload module of the software customization project is an isolated location in the area. They have a high bandwidth, low latency network connection with other regions in similar regions. Scientifically design a security architecture to make your software products safe and reliable

Progressive Web application, progressive Web application is a relatively new type of Web application, whose behavior is similar to native application and generally better than native application. They are Web applications that follow a slightly different approach and involve a set of additional technologies, such as service workers, checklists, and push notifications. Progressive Web applications can be downloaded to your device and stored on your home screen, making them accessible and "local like", and unlike Web applications, they can be accessed and used offline.