| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3480.0 | 
                        USD | 
                        20190719 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3480.0 | 
                        USD | 
                        20190718 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        26860.0 | 
                        USD | 
                        20190718 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        14020.0 | 
                        USD | 
                        20190713 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        23980.0 | 
                        USD | 
                        20190713 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        26870.0 | 
                        USD | 
                        20190701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        24940.0 | 
                        USD | 
                        20190701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2030.0 | 
                        USD | 
                        20190701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3900.0 | 
                        USD | 
                        20190701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        14010.0 | 
                        USD | 
                        20190701 |