BMT

Fully known as the Berkeley Math Tournament, it is one of the four top mathematics competitions in the United States and is sponsored by the University of California, Berkeley Student Organization. The competition is known for its highly original topics and unique competition system. It aims to stimulate interest in mathematics and cultivate teamwork skills.

AMC 

Founded in 1950 by the American Mathematical Association (MAA), it is one of the largest and most influential mathematics competitions for middle school students in the world, attracting 300,000 students from more than 6000 schools to participate every year. Its core goal is to select mathematics talents through a stepped competition system.

MMTHS & GiM

It is a mathematics group challenge event sponsored by the Yale University Mathematics Club in the United States. It has a high academic level and global influence. MMTHS activities are committed to allowing middle school students to experience the world's leading form of mathematics education, interesting team challenge models and mathematical ideas that are close to the actual scientific research of the university, providing a platform for students who love mathematics to communicate with each other.