| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        930.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1420.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        920.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        130.0 | 
                        USD | 
                        20190901 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        100.0 | 
                        USD | 
                        20190823 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2280.0 | 
                        USD | 
                        20190823 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        150.0 | 
                        USD | 
                        20190822 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1190.0 | 
                        USD | 
                        20190819 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        100.0 | 
                        USD | 
                        20190819 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        15740.0 | 
                        USD | 
                        20190818 |