Started off first with a mission to excel in the brass gas cylinder valve industry we have a great deal of experience in the delivering the finest quality gas valve, welding gun,regulater. Ningbo Quanxing Machinery&Instrument Co., ltd Professional Association was introduced in 2008 as Retailer and Retailer of brass gas cylinder valve, with investing in US$50 Million - US$100 Million as initial business capital. Sourcing finest quality raw material and housing skilled workforce led us to capturing a good proportion of consumer market based on China,Hong Kong,India,Malaysia,Philippines,Pakistan market share, enabling us generate More than 6 Million US Dollar of annual revenue. Our production facility is situated in Ninghai, Zhejiang, China, operating under Own Lisence. For best in class brass gas cylinder valve production and export across different region we hold 12 Years of export history, catering to Above US$100 Million export ratio.