PPDAI Group Inc. announced the expansion of its senior leadership with the appointments of Mr. Tiezheng Li as deputy chairman of the company's board of directors and Mr. Feng Zhang as the co-chief executive officer, both effective immediately upon the board approval on September 6, 2018. Mr. Tiezheng Li is one of the company's four co-founders and has been serving as its chief strategy officer since July 2017 and a member of the Board since February 2015. Mr. Feng Zhang has served as the company's chief operating officer since July 2017 and served as the company's chief risk officer from April 2015 to July 2017.