1. Mathematics is a compulsory course during the whole study period. No matter what kind of professional disciplines, Olympiad Mathematics and Mathematical Modeling are optional courses.

2. For the purpose of further education, junior high school students, junior high school students, junior high school students, senior high school students and college graduates are required to take the exam. He is the foundation of a country's education. There is no unified test for Olympic Mathematics in China, but it is held by some social organizations.

3. The above is the difference between learning Olympiad and mathematical modeling in primary schools.