Herman Yu has served as our chief financial officer since September 2017 and is in charge of our overall finance functions. Prior to joining us, Mr. Yu served as chief financial officer of Weibo Corporation, a social media in China (NASDAQ: WB) from 2015 to 2017. Prior to Weibo, Mr. Yu worked at SINA Corporation, a portal in China (NASDAQ: SINA) from 2004 to 2015, with the last eight years as chief financial officer. Mr. Yu began his career at Arthur Andersen and held various finance and accounting management positions at Adobe Systems Inc., Cadence Design Systems, Inc. and VeriFone Systems, Inc. Mr. Yu is currently a director of 58.com Inc., an online classifieds listing company (NYSE: WUBA), ZTO Express Inc., an express delivery company (NYSE: ZTO), and Ctrip.com International, Ltd., an online travel agency (NASDAQ: CTRP). Mr. Yu, a California Certified Public Accountant, received a bachelor’s degree in economics from the University of California, Santa Cruz, and a master’s of accountancy from the University of Southern California.