| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 5210.0 | USD | 20201220 | 
                    
                        |  | China national standards | MT | 4590.0 | USD | 20201219 | 
                    
                        |  | China national standards | MT | 780.0 | USD | 20201219 | 
                    
                        |  | China national standards | MT | 690.0 | USD | 20201219 | 
                    
                        |  | China national standards | MT | 4850.0 | USD | 20201218 | 
                    
                        |  | China national standards | MT | 4570.0 | USD | 20201217 | 
                    
                        |  | China national standards | MT | 730.0 | USD | 20201216 | 
                    
                        |  | China national standards | MT | 690.0 | USD | 20201216 | 
                    
                        |  | China national standards | MT | 4760.0 | USD | 20201215 | 
                    
                        |  | China national standards | MT | 740.0 | USD | 20201215 |