Changzhou Suma Precision Machinery Co., Ltd was established in 2005, which was a professional and non-stop manufacturer for mechanical parts, integrates into R&D, Design, Manufacturing and Sales .The main Catagories are :One Way Clutch Bearing: CSK, ASNU, AS , NF, FE, DC, FWD, BWC, AXK, AA, B200, BB, CKA, ...Backstop Clutch : BS, MZ, FSO, HPI, PB, BS...R, NJ, NYD, NF, CKZ, RSBW, AV , ...Overrunning clutch: FXM, GFR, RSCI, RSXM, CKL-A, CKF-A, RSBI, GFK, GV, GVG, BSEU, ...Needle Roller Bearings: ...
Changzhou Suma always attach great importance on the technology innovation and product quality control.Stabilize product quality through quality planning, quality control, quality assurance and quality improvement in the quality system .The implementation of the SPC system has a set of industry standards for the measurement, control and quality improvement of the manufacturing process .Standardized Process Color Isolation for Defective Products Visual ManagementFor Shipment, We do 100% test with ...