CoolUI system is a cool brand mobile phone operating system developed and customized by Yulong Computer Communication Technology Co., Ltd. based on Android operating system. The original ecological system experience is fully upgraded, allowing users to truly enjoy the cool smart phone experience that is fashionable, easy to use, safe and connected.

The advantage of CoolUI custom Android system is that it is equipped with flat design ideas, removes redundant decorative elements, and guides users to click with elegant and inherited cobblestone shapes. By reconstructing different visual focuses, users can not only intuitively perceive the content of the interface, but also operate it conveniently and quickly. Moreover, it also provides as many as 6,543,800 application paths, which can completely clean all application files and caches with one click, instantly realize memory optimization, and keep the system clean and efficient at all times.