| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 4790.0 | USD | 20201119 | 
                    
                        |  | China national standards | MT | 170.0 | USD | 20201118 | 
                    
                        |  | China national standards | MT | 200.0 | USD | 20201116 | 
                    
                        |  | China national standards | MT | 590.0 | USD | 20201116 | 
                    
                        |  | China national standards | MT | 590.0 | USD | 20201115 | 
                    
                        |  | China national standards | MT | 560.0 | USD | 20201115 | 
                    
                        |  | China national standards | MT | 1100.0 | USD | 20201114 | 
                    
                        |  | China national standards | MT | 200.0 | USD | 20201114 | 
                    
                        |  | China national standards | MT | 1100.0 | USD | 20201113 | 
                    
                        |  | China national standards | MT | 180.0 | USD | 20201113 |