2026-Tanggong Valve Group Co., Ltd.

Established in 1990 in Wenzhou Longwan, the famous "China Valve City", Tanggong Valve Group is a large integrated valve manufacturer with 468 million RMB registered capital. It owns 9 subsidiaries covering valve casting, manufacturing, foreign trade and supporting services. With 175,000 ㎡ factory area, over 2,200 employees including professional engineers and technicians, the group boasts strong production and R&D capacity. Equipped with 1,500+ sets of advanced processing, design and testing equipment, the group delivers precise, high-quality valve products. Its full product range includes conventional and special valves, flanges and pipe fittings, covering electric/pneumatic control valves, high-pressure power station valves, fluorine-lined valves and forged steel valves. Custom non-standard products are supported. Compliant with GB, API, ANSI, JIS, CE and ISO standards, its valves cover DN6–DN4000, pressure 0.1MPa–42MPa and temperature -196℃–730℃. Available materials include carbon steel, stainless steel, duplex steel, Monel, titanium and other special alloys. The group owns complete certifications including ISO series, TS-A1, API and CE. As a National High-Tech Enterprise, Little Giant Enterprise and Zhejiang Hidden Champion Enterprise, it is an official qualified supplier for major domestic central enterprises and holds independent export rights. With institute cooperation for continuous technological innovation, its products serve petroleum, chemical, power, pharmaceutical and other key industries, exported to over 20 countries worldwide. Adhering to quality and technological innovation, Tanggong Valve offers cost-effective products and professional services, seeking long-term win-win cooperation with global clients.