| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        18130.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2930.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        20410.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2560.0 | 
                        USD | 
                        20191101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        23250.0 | 
                        USD | 
                        20191023 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8490.0 | 
                        USD | 
                        20191023 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        25470.0 | 
                        USD | 
                        20191022 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1140.0 | 
                        USD | 
                        20191022 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1200.0 | 
                        USD | 
                        20191022 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8490.0 | 
                        USD | 
                        20191020 |