| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 180.0 | USD | 20171123 | 
                    
                        |  | China national standards | MT | 1300.0 | USD | 20171122 | 
                    
                        |  | China national standards | MT | 7100.0 | USD | 20171122 | 
                    
                        |  | China national standards | MT | 380.0 | USD | 20171122 | 
                    
                        |  | China national standards | MT | 180.0 | USD | 20171121 | 
                    
                        |  | China national standards | MT | 160.0 | USD | 20171121 | 
                    
                        |  | China national standards | MT | 1210.0 | USD | 20171120 | 
                    
                        |  | China national standards | MT | 60.0 | USD | 20171119 | 
                    
                        |  | China national standards | MT | 180.0 | USD | 20171118 | 
                    
                        |  | China national standards | MT | 1070.0 | USD | 20171117 |