... sealing components, the basic products are: O-Ring.X-Ring V-Ring.R-Ring. Y-Ring.U-Ring., Oil Seal,PU oil seals , rubber ... parts and accessories,compression mold , etc. Company Name: Best Ring Technology Co. , Ltd. Business Type: Manufacturer Ownership Type: Joint ... W270, ROHS, SGS ,ISO9002:2009, .Export Ratio: 51% - 60% Current Export Market: North America,South America,Western Europe,Eastern Europe ...