| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1550.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        480.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3420.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3610.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13210.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        10330.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        14360.0 | 
                        USD | 
                        20190923 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        14340.0 | 
                        USD | 
                        20190923 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        400.0 | 
                        USD | 
                        20190922 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3410.0 | 
                        USD | 
                        20190922 |