As one of the professional industrial valves manufactures in China, STV always focuses on the continuous innovation to provide our customers reliable fluid control solutions. STV product line concentrate on both of commodity valve and high engineering valve with more than 90 serious and 2000 specs covering the different size and rating, high temperature and cryogenic service as well as other critical environment. STV has been recognized by the most of global users and widely applied to Oil& Gas, Chemical, metallurgy, nuclear industrials, etc.ST was successfully listed in Shenzhen Stock Exchange center in 2010, security: Jiangsu Shentong, Code: 002438.