Shandong Guanxian Forward Composite Materials Co., Ltd As a professional manufacturer of sheet metal, steel sheet and galvanized steel coil, Shandong Guanxian Forward Composite Materials Co., Ltd mainly produce PPGI,PPGL,GI,GL,corrugated steel. We have four production line, annual output is about 800 thousand tons. With good quality and perfect service, our products have been exported to Europe, America, Canada, Japan, Australia, South America, Middle East, Africa and so on for many years. Customers’ requirement is our priority.Thanks for visiting us and talk business with us.