... , Hyundai, JCB, Bofors, Case,Daewoo,Komatsu,etc2.Quality management system is based on ISO9001:2000.3.Process:Wax injection;Wax welding;Dipping Sand ... / Details Pics3.Advantages / Features:Our company has already passed ISO9001-2000 international quality control system. and adopts advanced examintion,manufacturing equipments and technology ...