November 29 - December 1, 2016, Our company attended the VALVE WORLD EXPO in Germany. We have taken part in the VALVE WORLD EXPO for six years in a row....

2015 Valve World Asia Expo&Conference-Suzhou...

Ouyi is a professional manufacturer for designing & producing ball valves and ball valve spare parts, which was established in 1998. In the last 16 years, we concentrate on offering worldwide customers economical and saf...

First grade equipment means the possibility of First Level products, now OUYI have advanced moving and bench-top CMM(Three-coordinate measuring machine), as to producing equipment, OUYI VALVE customized a 64" ball machin...