| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 4050.0 | USD | 20200217 | 
                    
                        |  | China national standards | MT | 580.0 | USD | 20200216 | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20200216 | 
                    
                        |  | China national standards | MT | 550.0 | USD | 20200215 | 
                    
                        |  | China national standards | MT | 560.0 | USD | 20200215 | 
                    
                        |  | China national standards | MT | 3900.0 | USD | 20200215 | 
                    
                        |  | China national standards | MT | 560.0 | USD | 20200214 | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20200214 | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20200214 | 
                    
                        |  | China national standards | MT | 540.0 | USD | 20200214 |