Civic-industry located in Shenzhen city ,a professional manufactory is engaged in Cemented Carbide products ,R&D and produce . The main products are Cemented Carbide ball and Mechanical seal , the main grade include : YG6,YG8,YG11,YG1C,YG15,YG20,YT15,YT14,YWN8,YCN8 etc .
