Concord Medical Services Holdings Limited announced three new appointments to the management team. Concord Medical's board of directors has appointed, effective immediately: Mr. Yaw Kong Yap as the President of the company. Mr. Yap will continue to serve as Concord Medical's Chief Financial Officer; Ms. Xiao Fu as the Chief Operating Officer; and Dr. Matthew D. Callister as the Chief Medical Officer. Mr. Yap previously served as a Senior Vice President of the company from 2008 to July 2014 and has been serving as the company's Chief Financial Officer since then. He served as a director and the financial controller of the company from 2008 to 2011, the Chief Financial Officer of China Medstar in 2005 and the Chief Executive Officer of Advanced Produce Centre Development Pte Ltd. in 2003. Ms. Xiao Fu has served as a Senior Vice President of the company since July 2009. Ms. Xiao Fu joined China Medstar in 1997 and served as its Senior Vice President prior to Concord Medical's acquisition of China Medstar. Prior to joining China Medstar, Ms. Xiao Fu served as a Sales Supervisor of Rhone-Poulenc Rorer from 1995 to December 1997. Dr. Matthew D. Callister joined Concord Medical in March 2019. Prior to joining Concord Medical, Dr. Callister served as the Senior Physician Executive of Banner MD Anderson Cancer Center and Service Line in 2014, the Division Chief of Radiation Oncology at Banner MD Anderson Cancer Center in 2011 and a Consultant at the Department of Radiation Oncology of Mayo Clinic Arizona in 2004.