On May 1, 2015, Shanghai Qigao Valve Manufacturing Co., Ltd. (http://www.bolango.cn) obtained the group-level supplier certificate of China Huadian Group's bidding and purchasing network with excellent qualifications after a rigorous examination of the bidding and purchasing network of China Huadian Group. Congratulations. "Src =" http://www.bolango.cn) After a rigorous review of the bidding and procurement network of China Huadian Group Corporation, Huadian Group has obtained the group-level supplier membership certificate of the bidding and procurement network of China Huadian Group Company with excellent qualifications. Congratulations. "> www.bolango.cn) After a rigorous review of the bidding and procurement network of China Huadian Group Corporation, the group-level supplier certificate of the bidding and procurement network of China Huadian Group Corporation was obtained with excellent qualifications. Congratulations.