Wonston is a leading manufacturer of ball valves. Founded in the early 1996's, the company expanded into the design and production of 1,2,3- piece ball valves, gate valve, globe valve, check valve etc, which are widely used in the following industries: Chemical, Petrochemical, Oil Refinery, Energy, Offshore Drilling, Marine, Pulp and Paper, Pharmaceutical, Biotech, Food and Beverage and others. The company occupies a land area of 18,000 square meters, has 100 staff, with NC Lathe , milling machine, radial drilling machine, laser marking machine etc, and testing equipments such as spectrometers, chemistry analyzers, plug gauge, pressure test machine etc to ensure quality. The company has acquired ISO14001, ISO9001 and CE authentication. WONSTON products have been exported to America, Europe, Russia, Middle East, Asia, Africa etc.