Nine cups of national college students' physics knowledge contest contain a lot of gold. According to relevant public information, the Nine Cups Physics Knowledge Competition is a national high-level subject competition for undergraduate and higher vocational students, which is jointly sponsored by the Virtual Teaching and Research Section of National College Physics Curriculum (Central South University) and Hunan Sanwen Online Education Technology Group Co., Ltd., aiming at cultivating college students' ability to analyze and solve problems, improving the quality of talent training in Chinese universities, promoting the construction of college physics courses, and building a platform for young students to display their physics learning achievements.