MONVA.MONVA was established in Hohhot, Inner Mongolia in 2005 as a manufacturer specializing in high-quality industrial valves. Equipped with advanced CNC machine tools and automated production lines, the company employs professional silica sol casting techniques to achieve precision casting accuracy meeting the industry's high-end CT3 grade or higher standards. MONVA strictly adheres to American API and European EN standards for quality inspection and control, ensuring the intrinsic quality of its castings and the pressure-bearing safety and reliability of its valve products within pipeline systems. Its primary product range includes precision-cast ball valves, check valves, butterfly valves, and forged steel valves. The company manufactures valves in various standard materials such as CF8M and custom alloys, providing critical valve solutions for diverse industrial sectors.