| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        15960.0 | 
                        USD | 
                        20200213 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        6280.0 | 
                        USD | 
                        20200212 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2320.0 | 
                        USD | 
                        20200212 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        6260.0 | 
                        USD | 
                        20200211 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1860.0 | 
                        USD | 
                        20200210 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        16170.0 | 
                        USD | 
                        20200201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        680.0 | 
                        USD | 
                        20200201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        100.0 | 
                        USD | 
                        20200201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1230.0 | 
                        USD | 
                        20200201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1660.0 | 
                        USD | 
                        20200201 |