| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        750.0 | 
                        USD | 
                        20170513 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5210.0 | 
                        USD | 
                        20170512 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5400.0 | 
                        USD | 
                        20170511 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1840.0 | 
                        USD | 
                        20170511 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1840.0 | 
                        USD | 
                        20170510 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5280.0 | 
                        USD | 
                        20170501 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        12720.0 | 
                        USD | 
                        20170501 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5410.0 | 
                        USD | 
                        20170501 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        760.0 | 
                        USD | 
                        20170501 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        790.0 | 
                        USD | 
                        20170501 |