| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1150.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 1120.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 8010.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 7210.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 8080.0 | USD | 20181119 | 
                    
                        |  | China national standards | MT | 1170.0 | USD | 20181116 | 
                    
                        |  | China national standards | MT | 7850.0 | USD | 20181113 | 
                    
                        |  | China national standards | MT | 1170.0 | USD | 20181111 | 
                    
                        |  | China national standards | MT | 8070.0 | USD | 20181111 | 
                    
                        |  | China national standards | MT | 1140.0 | USD | 20181101 |