WSV is abbreviation of Weidouli Special Valves which represents WSV’s core value-Cooperate sincerely, Create win-win and product focus-special alloy valve for severe services.


Sincerely: Honesty, Modesty, Unity, Sticking to the principle of quality comes to first


Win-win: Based on sincerely cooperation, not only gain the benefit for both of us, also improve our product and service quality to provide a better service.


WSV keeps establishing a remarkable brand in valve industry. With this aim, we improve our products and service quality through continuous product innovation and management improvement.



Quality supply

   • Zero accident, Zero leakage

   • Quality that lasts

Quality management

Timely delivery

Responsibility after sales service