YUKAI, established in1997, has been engaged in precision machining for 27 years and it has become a national high-tech enterprise since 2018. We can undertake a large number of various types of processing business for precision mechanical components, assembly parts, hydraulic valve cores and sleeves, factory automation sliding components, precision sensor core parts, precision pin gauges, precision shafts, precision medical parts etc. Our products accuracy: diameter tolerance can reach ±0.00025mm, roundness can reach 0.0002 mm, cylindricity can reach 0.0003mm, surface roughness can reach Ra0.04, and straightness can reach 0.003mm.