Ningbo Yinzhou Tonly Hydraulic Electrical Factory was established in 1989. Which is a professional manufacturer in various On/Off and proportional solenoids for hydraulics. 
Our factory is located in Ningbo City,Zhejiang Province,covers 10000 square meters,architecture covers 7000 square meters. 
Our factory owns advanced high precision CNC lathes,automatic stitch welding machine,BMC plastic package machine controlled by PLC,plastic injection molding machine,computer electromagnet static and dynamic characteristics test system,electromagnetic tube oil-pressure-resistant test stand,electromagnetic tube pulse fatigue test stand, excitation coil parameters and other testers. 
Through importing,absorbing and technical upgrading,at present we have the capacity of producting 2,4 million pieces of hydraulic solenoids every year.All the products are produced according to JB/T5244-2001,VDE0580 standard and satisfied international advanced technical requirements.The performance is reliable and the quality is steady.Matched with REXROTH type,Northman type,YUKEN type,VICKERS type and other types of hydraulic solenoid valve ,our products can be widely applied in machine tools,plastics machinery,engineering machinery,agricultural machinery,metallurgical,military,automotive,post and telecommunications and so on. 
Our products are best-selling in mainland and other regions like Taiwan,and countries like United States,Sweden,Korea and so on. 

We aim to offer high quality products and considerate services for clients. We hope that we will be your best partner in China. Please feel free to contact us and welcome to visit our factory!