Our company has 10 series of products such as, gate, globe, check, ball and butterfly valves, cryogenic valves, slab gate valves, power station valves, instrument valves, metal-sealed unfurled valves, with nearly six thousand of specifications in the standards of ASME, ANSI, JIS, DIN and GB. Their materials can be carbon steel, stainless steel, alloy steel, super low carbon stainless steel, titanium steel, High-nickel alloy, Monel and other high quality materials. The temperature can be -196oC~1430oC, the pressure rate is up to 3500Lb, and the size is up to 3600mm. There are such operation types as manual, gear, pneumatic, and hydraulic. Our products are widely used to petroleum, chemical, metallurgy, military and electric power industry. Moreover, they have been exported to many countries and regions like Europe, United States, Russia, Africa, Southeast Asia, the Middle East and Japan. Furthermore, our products are highly praised by domestic and overseas customers for good & reliable quality. In order to guarantee product and service quality, we have an advanced system of quality management and assurance. In 2003, our company first attained TS certificate. Later, we were accredited by ISO9001, API6D, CE, API607, OHSAS18001, and ISO14001 certificates.