| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        430.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        450.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        400.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2810.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        400.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        450.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3180.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2850.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        420.0 | 
                        USD | 
                        20190922 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        420.0 | 
                        USD | 
                        20190922 |