JC-610 16 /18 / 20×2.125 16×3.0 16 /18×2.50 22 / 24×1.75. We Superior during these years with the hard working of our staff and clients, our products are widely sold not only at home but also in international market. We have strict quality management system, modern technology producing machine, professional staff. We focus on service and quality, anywhere and anytime we always put these two first. We also get many certificates such as CCC SONCAP DOT ISO etc.