[China Sunergy Announces Appointment of Mr. Stephen Zhifang Cai to Board of Directors th NANJING, China, May 4, 2010/PRNewswire via COMTEX/ –China Sunergy Co., Ltd. (Nasdaq: CSUN) (“China Sunergy” or the “Company”) a specialized solar cell and module manufacturer based in Nanjing, China, announced today that Mr. Stephen Zhifang Cai, China Sunergy’s CEO, was appointed to the Company’s Board of]