... ,13 patents of utility model Company ProfileSpecialized in this field for more than 15 years.Plant area cover about 30000 square ... meters.Obtained ISO9001:2000,ISO9001:2008,and 19 patents.Have agents in many places,like Japan,India ... etc.,and cooperate with many big companies,like NMB,Panasonic etc.,Production: 8mm linear shaft for CNC machine