| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        740.0 | 
                        USD | 
                        20191111 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4200.0 | 
                        USD | 
                        20191111 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3050.0 | 
                        USD | 
                        20191111 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4170.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        540.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        430.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5190.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        590.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        600.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        540.0 | 
                        USD | 
                        20191101 |