China Shaanxi Welong Import and Export Co.,LTD

Xian WELONG Foundry Co. LTD was established in 1995. The company specialize in ferrous metals; gray iron, stainless, steel and specialist alloys.  also mainly operating manufacturing,? sourcing ?and processing of the drilling tools and casing ,the development of mechanism oil drilling ,underground energy dig or non-dig drilling. Our products include Drill collars, Kellys, ?Heavyweight pipes, Rotary subs, Pup joints, Stabilizers and Drill stem accessories and so on .

All of our products are confirmed to the API standards? and with the advanced technic and production facilities, scientific detection methodsm, good production management models and all the joint efforts of our staff, we have become a major supplier of drilling tools for all Chinese onshore and offshore oilfields and our products are being sold to America ,Netherlands ,Kuwait ,and United Arab Emirates ,etc. With the best price and the excellent quality, we are gaining more and more customers in petroleum drilling industry from home and abroad.

WELONG? has complete systems of development and research for quality insurance. It possesses the capability for large-scale machinery processing, design of non-standard equipment, manufacturing and installation.


Welong Foundry follow the most rigorous quality standards, to promote excellent craftsmanship and world class quality products.

We are very glad to establish business relations with you ,as we believe that our competitive price and best quality will be the most attractive factor for you and your customers.It is certain that you will find large benefit from our cooperation.