Changlin Hydraulic Pneumatic Whole Set Co., Ltd. was founded in 1981. It is a professional hydraulic, pneumatic, product research and development, production and sales of high-tech enterprises, is China's earlier development of hydraulic, pneumatic one of the products, Company has development and production of hydraulic, pneumatic, electro-magnetic valve, instruments, meters and other 38 sets of 1588 series product specifications. The company pass ISO9001, UL, GS certification.

The products are exported to Africa, Latin America, Southeast Asia etc. Areas and countries. 17 countries and regions. Moreover, the products are widely used in the fields of pharmacy, chemical industry and environmental protection.