Electric Butterfly Valve, Electric Ball Valve, Electric Control Valve manufacturer / supplier in China, offering Electric Flanged V-Port Ball Valve with Hard Seal for Precise Flow Control in Pulp & Paper Processing, V-Notch Proportional Electric Ball Valve Heavy-Duty for Slurry & High-Viscosity Fluids ANSI 300lb, DN100 Pn16 Electric Flanged Ball Valve with SS304 Body for Offshore Oil & Gas Rig Applications and so on.