| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1730.0 | 
                        USD | 
                        20200316 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2580.0 | 
                        USD | 
                        20200316 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1830.0 | 
                        USD | 
                        20200316 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        260.0 | 
                        USD | 
                        20200316 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        240.0 | 
                        USD | 
                        20200316 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1670.0 | 
                        USD | 
                        20200315 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        260.0 | 
                        USD | 
                        20200315 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        470.0 | 
                        USD | 
                        20200314 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        300.0 | 
                        USD | 
                        20200314 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        470.0 | 
                        USD | 
                        20200313 |