Ningbo Sanmin Gears CNC Machinery Factory was founded in the year of 1994. We are specialized in small precision gears, gear shaft,worm ,worm gear, timing pulley  ,timing belts ,and CNC machinery Located in the famous e of NINGBO ci cheng, our facilities covers over 1000 sq meters equipped with the most advanced and precision testing equipment available today. There are presently with 20% of professional technicians. They are professional trained from the japanese professors. 

We have the capacity to supply the gear of 0.3-10module, outside diameter less than 1000mm. We also produce the gears, micro-gear , rc pinion gear,  timing pulley and cnc machinery precision parts. We have been serving clients from the industries of electrical tool, wooden machine, R/C car gears, fishing tool, gear reducer and the motors etc with superior quality products and great communication service. 
We can make gears up to the grades of GB8, ISO8, JIS4, AGMA8, DIN8