Company

Oilong Valve is a leading manufacturer and supplier of industrial valves in China, specializing in gate valves, globe valves, check valves, ball valves, butterfly valves, plug valves, and valve accessories etc. Committed to catering to the evolving needs of global markets, Oilong Valve delivers API, ASME, DIN and ISO-certified valves for critical industries including oil & gas, power generation, chemical processing, and marine applications.

All of our valves are designed, manufactured and tested in strict compliance with international standards including API, ASTM, ANSI, JIS, DIN and BS standards. Materials range from cast steel and forged steel to special alloy materials like Monel, Inconel, Hastelloy and duplex steel.  More than 90% of our products are exported to overseas countries like U.S.A., Europe, Middle East, Southeast Asia, etc. Over years we have established long-term business partnership with our customers home and abroad.

As a China Valve Manufacturer, Industrial Valve Supplier, the company has been accredited with ISO 9001-2008, PED/CE certification etc. Our robust management framework integrates a full-spectrum quality assurance system, supported by a dedicated engineering team and experienced production workforce. Every valve is crafted with precision at every stage of production, reflecting our unwavering commitment to excellence. At Oilong Valve, we strive to continuously deliver high-quality valves backed by unparalleled industry expertise, adhere to the tightest delivery deadlines, and offer competitive pricing—all to exceed customer expectations in an increasingly dynamic global marketplace.