In the bidding process CNPC Valve Authorized Centralized Purchasing in 2014 organized by China Petroleum Materials Corporation for entrusting of CNPC, more than 30 China's valve manufacturers have won the qualification of CNPC Valve Authorized Centralized Purchasing to provide high pressure valve to CNPC, depending on their reliable qualities, good service and excellent performance, through comprehensive evaluation.
It is reported that CNPC Valve Authorized Centralized Purchasing in 2014 is also a main market for China's valve manufacturer. Since 2010, CNPC has begun new procurement system for high pressure valves. There are more than 100 valve manufacturers participating in competitive bidding. At last, Zhejiang Xinhai Valve Manufacturing Co. Ltd., Baoyi Group Co., Ltd, Zhejing Petrochemical Valve Co., Ltd, Jiangsu Suyan Machinery Co.,Ltd, Shanghai High Pressure Co., Ltd, Jiangsu Jiulong Valve Manufacturing Co., Ltd, Newway Valve (Suzhou) Co., Ltd, Xuanda Industrial Group Co., Ltd, China Fangyuan Valve Group Co., Ltd, Jiangsu E-Valve Group Co., Ltd, etc win the bid.
Most of valve manufacturers winning the bid locate in Jiangsu, Zhejiang and Shanghai. Seven manufacturers are in Yongjia, Wenzhou, five or six in Jiangsu. Other valve manufacturers are in Beijing, Anhui, Zigong, Tianjin, Chengde, Shanxi, Dalian, etc. Those manufacturers represent the research level and technology of China's valve, highly developing the China's valve industry.