Yaobin Wang is our Chief Financial Officer. He rejoined us in September 2017. Mr. Wang has extensive experience in financial management, having held many senior management positions previously in a number of internet companies, including Sohu, Changyou and Kaixin001, where he oversaw finance, legal and M&A functions. Prior to that, he worked at Deloitte for many years. Mr. Wang holds a master's degree in Business Administration from Renmin University of China. He is a certified public accountant, a certified tax agent and a certified internal auditor.