Shandong Chenxuan Valve Manufacturing CO.,Ltd. Is specialize in design, develop and manufacture new type self operated pressure regulating valve and various process control valves. Yari Valve has a talented team which worked on self operated control valve for decades of years, we always keep the principle that "people-oriented and endless innovation", we adopt advanced mechanical process equipments and perfect examine devices, make sure all product are qualified in every procedure. Our main product includes:self operated pressure/differential pressure/flow/ temperature regulating valve CV3000 series regulating valve Pneumatic (electric) O (v) type ball/butterfly valveElectric regulating valve pneumatic (electric) high pressure regulating valve and bellow sealed regulating valve series, and so on Pneumatic (electric) fluorine lined regulating valveWe insist "Credit first, quality first", we have large experience on petrochemical, city heating supply, heating pipeline network and other various industries, we can provide professional, reliable, quick and flexible engineering service for clients, minimum clients worry and maximum return on investment. Our products are widely used in petroleum, chemical, metallurgy, paper, medical, building air conditioning, water supply, light industry and other industries, these products are well sold in other countries and districts.