we factory was build in 1992, and have padssed ISO9001 and ISO14001 system certificate; Wespecialize in producing miniature, extra-small and samll deep-groove ball bearings. s uch as: 6000ZZ/RSseries, 6200ZZ/RSseries, 6300ZZ/RSseries, 6800ZZ/RS series, 6900ZZ/RS series; And bearings with contacted sealed(LS/2LS), bearings with Non-contact sealed(RZ/2RZ), bearings with snap ring(NR); Also, we can do special bearing according to your drawing and requirement. Should any of these items be of interest to you, please contact with me by e-mail: ! we will be happy to give you details!