Profile: Boteli Valve Group Co., Ltd. offers services that comprise of casting, welding, heating treatment, mechanical and assembly. We also offer forging valves, casting valves, butterfly valves and special type valves. We are equipped with digital control centers, plasma jet sprinkle welding machines, super frequency vacuum treatment, specialized digital control for balls & special machines for high efficiency mechanical treatment, performance & detection. We are accredited with ISO 9001:2000 certification.