500.com Limited announced that Mr. Min Yu has resigned as chief financial officer of the company, effective December 18, 2017, to pursue other opportunities. Mr. Yu's duties will be assumed by Mr. Qiang Yuan, senior vice president of the company. Mr.Yuan has served in various positions within the company since 2001. Mr.Yuan was a vice president in charge of financial matters for the company from June 2014 to July 2016 and has served as a senior vice president since July 2016.