| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 2250.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 200.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 1590.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 1590.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 970.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 630.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 140.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 230.0 | USD | 20181201 | 
                    
                        |  | China national standards | MT | 1030.0 | USD | 20181123 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20181123 |