Quality Control
We start by strictly controlling the quality from source raw material .in the production process of bearing sleeves , inspection is carried out by supporting all kinds of inspection device , Projector and Contour Instrument . we produce finished bearing under advanced fully automatic grinder /assembly and automatic testing equipment machines ,the quality bearing grade reaches ABEC-1 ,ABEC-3,ABEC-5,ABEC-7 . quality can replace the imported bearings .