Ningbo Yinzhou Tonly Hydraulic Electrical Factory was established in 1989. Which is a professional manufacturer in various On/Off and proportional solenoids for hydraulics. The factory *****, architecture covers ***** owns advanced high precision CNC lathes, automatic stitch welding machine, BMC plastic package machine controlled by PLC, plastic injection molding machine, solenoids features tester, solenoid tube oil-pressure-resistant test stand, solenoid tube pulse fatigue test stand, excitation coil parameters and other ***** importing, absorbing and technical upgrading.At present we have the annual production capacity of 18 million pieces of hydraulic solenoids.All the products are produced according to JB/T5244-2001, VDE0580 standard and satisfy international advanced technical ***** performance is reliable and quality is ***** with REXROTH type, Northman type, YUKEN type, VICKERS type, the products can be widely applied in machine tools, plastics machinery, engineer, aerospace, automotive, post and telecommunications and ***** products are sold to mainland, United States, Sweden, Korea, Taiwan and other countries and regions.