Tsinghua class, Peking University class, Olympiad class. The mathematics classes in Hangzhou Zhuoxuetang are divided into Tsinghua class, Peking University class and Olympic Mathematics class. As the name implies, Tsinghua Peking University Class is to prepare for the college entrance examination and be admitted to Tsinghua Peking University, and the Olympic Mathematics Class is to prepare for the Olympic Mathematics Competition. Hangzhou Zhuoxuetang is a training school approved by Yuhang District Education Bureau, Hangzhou, with legal qualifications.