The National Undergraduate Mathematics Competition is a national-level high-level discipline competition headed by the Ministry of Higher Education of China, and it is a mathematics competition for undergraduates. The purpose of this competition is to find and select outstanding mathematical talents and provide a stage for young students to show their basic mathematical skills and mathematical thinking. The level of national college students' mathematics competition is comprehensively evaluated according to the scale of competition, the level of contestants, the influence of competition and other factors. The national mathematics competition for college students belongs to the national level and is one of the highest levels of mathematics competition in China.