hangzhou zizhong autonomous control valve co., ltd. is a professional manufacturer of regulating valves. it has strong technical strength, advanced manufacturing equipment and complete product testing facilities. our factory focuses on scientific and technological innovation, is committed to absorbing and digesting advanced technologies from home and abroad, and continuously improves and improves them.
kaiwo valve specializes in providing various types of electric regulating valves, pneumatic regulating valves, micro-pressure self-control valves, steam self-control pressure regulating valves, self-relay temperature regulating valves, pneumatic ball valves, pneumatic butterfly valves, electric ball valves, electric butterfly valves, pneumatic shut-off valves, electric shut-off valves, pneumatic gate valves, electric gate valves and other automatic control valves. the product has advanced structure, reliable quality and excellent performance.