... Choi-chi, with a minor, win-win progress.4,Business philosophy: science and technology, quality, service, win-win ... in this line.Export experienceWe've built up long-term business relationships with customers from Korea, TaiWan, the Europe and ... other countries and regions. Business ScopeLinear motion bearingDeep Groove Ball BearingCombination BearingJoint bearingStainless steel ...