| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 80.0 | USD | 20170819 | 
                    
                        |  | China national standards | MT | 1010.0 | USD | 20170817 | 
                    
                        |  | China national standards | MT | 1010.0 | USD | 20170816 | 
                    
                        |  | China national standards | MT | 190.0 | USD | 20170816 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20170814 | 
                    
                        |  | China national standards | MT | 1220.0 | USD | 20170813 | 
                    
                        |  | China national standards | MT | 560.0 | USD | 20170813 | 
                    
                        |  | China national standards | MT | 1160.0 | USD | 20170813 | 
                    
                        |  | China national standards | MT | 780.0 | USD | 20170810 | 
                    
                        |  | China national standards | MT | 1150.0 | USD | 20170810 |