Yachao Liu has served as our vice president since January 2008. In this capacity, he is in charge of our online course offerings. Dr. Liu was director of our middle school division between September 2005 and January 2008. Dr. Liu received his bachelor's degree in mechanics from Peking University in 2003 and Ph.D. from the Institute of Mechanics of the Chinese Academy of Science in 2008.

　　刘亚超自2008年1月起担任学而思教育集团副总裁，负责学而思教育集团线上教育业务。刘博士于2005年9月到2008年1月间担任学而思教育初中部主管。于2003年获得北京大学力学学士学位，并于2008年获得中国科学院力学研究所博士学位。

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