Abstract: To solve the problems such as the difficulty of searching documents basis, the lag of statistical analysis, the disordered inspection and the tedious information feedback in the inspection of finished high-speed turnout, this article designed a quality management system of high-speed turnout based on WeChat applet. The system was developed by WeChat developer tool and ran in WeChat client. The use of the system can effectively reduce the time-consuming of searching documents basis, implement real-time statistics, make the inspection feedback more convenient, effectively optimize the processof turnout quality management, and provide convenient and information-based use experience for relevant staff.