Established in 2005 in Hohhot, Inner Mongolia, MONVA is equipped with advanced CNC machining centers, lapping machines, and automatic cap-locking machines, ensuring rigorous inspection in accordance with API and EN standards. The company operates a silica sol investment casting line capable of processing materials such as CF8M, CF8, CF3M, and WCB, achieving exceptional casting accuracy up to CT3 grade. MONVA specializes in precision-cast ball valves, one-piece/two-piece/three-piece ball valves, three-way ball valves, check valves, filters, butterfly valves, and forged steel valves. Its products are widely applied across the oil, chemical, power generation, metallurgy, and water treatment sectors.