| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3640.0 | 
                        USD | 
                        20190720 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2980.0 | 
                        USD | 
                        20190720 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        550.0 | 
                        USD | 
                        20190719 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        15710.0 | 
                        USD | 
                        20190718 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2280.0 | 
                        USD | 
                        20190718 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        91350.0 | 
                        USD | 
                        20190718 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2500.0 | 
                        USD | 
                        20190717 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        20480.0 | 
                        USD | 
                        20190716 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        550.0 | 
                        USD | 
                        20190715 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        370.0 | 
                        USD | 
                        20190715 |