... steel, Roller steel, Military steel, Heat-resistant steel and so on) and more than 100 steel grades. Some products like S45C ... , petroleum, shipbuilding industries but also ermany, Italy, Franch, USA, Turkey, Brazil, Korea, Japan, etc. The Qilu Special Steel Co., ... Foreign Ecomomic & Trade Bureau, holding the independent import and export management right, a large-scale special steel enterprise ...