130000 people. The national mathematical modeling competition for college students refers to the mathematical modeling competition for Chinese college students. The National Mathematical Modeling Competition for College Students was founded in 1992 and held once a year. It has become the largest basic subject competition in domestic universities and the largest mathematical modeling competition in the world. According to relevant data, in 2020, there were130,000 participants in the national mathematical modeling competition for college students. The national mathematical modeling competition for college students is one of the largest extracurricular scientific and technological activities in colleges and universities in China. The competition is held in September every year (usually from Friday to next Monday on a weekend in the first half of the year ***3 days and 72 hours). The competition is open to college students all over the country, regardless of major, and all college students can participate in the undergraduate competition.