| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        19790.0 | 
                        USD | 
                        20190912 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2630.0 | 
                        USD | 
                        20190911 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        18330.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2780.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2600.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2600.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2630.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2600.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2810.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        18090.0 | 
                        USD | 
                        20190901 |