About Us: STV Valve Technology Group Co.,Ltd is a China Valve Manufacturer which was built up in 2003, now our supply line extends to ball valve, gate valve, globe valve, check valves, plug valves and butterfly valves in carbon steel, stainless steel, duplex stainless and alloy materials. Our products conform to the latest industry standards in accordance to ANSI, ASME and API. The products are of assured good quality and sensible price,these products under the brand name “STV” for the past 10 years. The exposure, penetration and acceptance of the STV brand throughout the world has allowed us to quickly become a very well- known trade name that is considered to be one of the leading industrial valve lines sold worldwide. Our goal at STV manufactures is to serve our customers and meet their urgent needs in a timely manner that will exceed their expectations. To ensure prompt service.