VCL WBG.VCL WBG (WUHAN BOILER) is a professional valve manufacturer with more than 60 years of history, integrating design and development, manufacturing, sales, installation and maintenance services. The company specializes in the fields of thermal power, nuclear power, petrochemical, natural gas and long-distance pipeline, providing medium and high pressure valves. long-distance pipeline and other fields, providing medium and high pressure to ultra (super) critical power station valves, special large-diameter valves and imported replacement products. Core products include safety valves, control valves, nuclear valves, gate valves, ball valves and other 12 categories, ball valves and other 12 categories, widely used in energy and industrial engineering.