Piston,Engine piston for various brands Alfin ring, steel sheet, cooling channel,profile skirt.Graphite spray, graphite printed Piston,engine piston for various brands We have supplied products for pistons as follows:FAW,Cummins,Sinotruck,Deutz,Steyr,Benz,Man series and so on.We can design and make according to customers' requirements,with a yearly output of 2000000 pieces.1.Certificate:ISO/ ...