| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        30330.0 | 
                        USD | 
                        20191117 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3940.0 | 
                        USD | 
                        20191117 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        27570.0 | 
                        USD | 
                        20191116 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        31400.0 | 
                        USD | 
                        20191116 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3900.0 | 
                        USD | 
                        20191114 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4170.0 | 
                        USD | 
                        20191114 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        27570.0 | 
                        USD | 
                        20191114 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        31440.0 | 
                        USD | 
                        20191112 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4490.0 | 
                        USD | 
                        20191112 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        30950.0 | 
                        USD | 
                        20191111 |