IYPT (International Youth Physical Fitness Championship) was initiated by the former Soviet Union on 1988. It is held once a year and has been held for 23 times so far. It is also known as the three top international physics competitions for middle school students with international physics olympiad and international young students' scientific thesis competitions. IYPT is organized and implemented by universities or middle schools with the participation of middle school students. It is a physical confrontation in the form of team confrontation. Its basic idea is to cultivate the innovative consciousness, innovative ability, cooperative spirit and practical ability of the contestants.