| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1690.0 | 
                        USD | 
                        20180814 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2000.0 | 
                        USD | 
                        20180814 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2010.0 | 
                        USD | 
                        20180812 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        250.0 | 
                        USD | 
                        20180811 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        300.0 | 
                        USD | 
                        20180801 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        250.0 | 
                        USD | 
                        20180801 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1700.0 | 
                        USD | 
                        20180801 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        250.0 | 
                        USD | 
                        20180801 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1710.0 | 
                        USD | 
                        20180801 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1710.0 | 
                        USD | 
                        20180801 |