Mr. Yifan Li has served as our independent director since November 2019. Mr. Li has served as vice president at Zhejiang Geely Holding Group Company Ltd since September 2014, and also served as its chief financial officer during September 2014 to September 2016. The primary business of Zhejiang Geely Holding Group Company Ltd is designing, engineering and manufacturing automobile. Mr. Li's responsibilities include corporate financial and risk management, investment, new business initiatives, etc. Mr. Li is also currently a director of a number of companies, including Xinyuan Real Estate Co., Ltd., a real estate developer listed on the NYSE, Qudian Inc., an online credit products provider listed on the NYSE, and Sunlands Technology Group, an education company listed on the NYSE. Mr. Li received his MBA from the University of Chicago Booth School of Business in 2000, his master's degree in accounting from University of Texas at Dallas in 1994, and his bachelor's degree in economics from Fudan University in 1989.