PROVAL INDUSTRIAL CO., LTD.

One-step operation: from the lost-wax, casting, machining, assembly to finished products. We are a professional ball valve and precision casting manufacturer. Main products: all kinds of valves, mechanical metal parts, automatic/pneumatic actuators, etc. ...

Telephone：886-4-26816566Address：NO. 11. YOU 9TH RD. , DAJIA DIST TAICHUNG CITY, 43769 TAIWAN (R.O.C.)