In 1982 the founder of ZXSQ Mr.Kui Jiu Wang who started the research for rare-earth ceramic, with 10 years hard working and spent all he and his relative's money, finally in 1992 he has granted the Chinese National Original Development patent (rare-earth ceramic beaing patent, patent No. ZL92114993. X), since then without the help from outsider Mr. Wang leads his three sons devoted all themselves to the ceramic bearing business, while nobodythe.....