Liaoyang Butterfly Valves Co., Ltd., also known as Liaoyang Feedwater & Drainage Equipment Valve Co., Ltd., is a manufacturer and trading company based in Liaoyang, China, established in 1978. With over 201 to 300 employees and total assets of RMB 78 million, the company operates a 36,000m² factory equipped with workshops for casting, welding, rubber sulpheration, mechanical processing, and assembling. They specialize in the production of a comprehensive range of industrial valves, offering approximately 50 varieties and over 1,000 specifications. Key product categories include Butterfly Valves, Check Valves, Waterpower Control Valves, and various Gate Valves such as Globle Valves, Knife Shaped Gate Valves, Non-Rising Stem Wedge Gate Valves, Resilient Seat Sealing Gate Valves, Underground Gate Valves, and Rising Stem Gate Valves. They also produce Hydraulic-Control Valves, Lift Check Valves, and Mini-Resist Dashpot Check Valves. Liaoyang Butterfly Valves Co., Ltd. is an organization member of the China Feedwater & Drainage Council and holds ISO9002 Quality System Certification. The company provides OEM, ODM, and contract manufacturing services, accepting orders against customer's samples for design, specification, and packing requirements. They export to a wide range of international markets including North America, South America, Europe, Russia, East Asia, Southeast Asia, the Mid-East, Africa, Australia, and New Zealand.
Zhejiang Petrochemical Valve Co., Ltd., also known as Outong Group, is a leading Chinese manufacturer, trading company, and distributor of industrial valves, established in 1978. Headquartered in Wenzhou, China, with an international branch in Rotterdam, Netherlands, the company operates a 54,000 square meter facility and employs between 201 and 300 people. As a national high-tech enterprise and a provincial technology center, Zhejiang Petrochemical Valve specializes in a comprehensive range of industrial flow control products, including Ball valves, Gate valves, Globe valves, Check valves, Butterfly valves, Plug valves, Cryogenic valves, Slab gate valves, Power station valves, Instrumentation valves, Metal-sealed unfurled valves, Expanding valves, Through conduit gate valves, Cast steel valves, Forged steel valves, Strainers, and Hydrogen valves. Their products, available in over six thousand specifications, adhere to international standards such as ASME, ANSI, JIS, DIN, and GB, and are designed for extreme conditions with temperatures ranging from -196C to 1430C and pressures up to 3500 Lb. The company offers OEM and ODM services and holds numerous certifications including ISO 9001, ISO 14001, OHSAS 18001, CE, API6D, API6A, API607, API6FA, ISO15848-1, CU-TR, HIC, and SSCC. Zhejiang Petrochemical Valve serves critical industries such as petrochemical, coal chemical, offshore oil engineering, nuclear power, power generation, oil, gas, chemistry, and metallurgy, exporting to markets across North America, South America, Eastern Europe, Europe, the United States, Russia, Africa, Southeast Asia, the Middle East, and Japan. Key customers include SinoPec, PetrolChina, and CSPC.