| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        550.0 | 
                        USD | 
                        20171012 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        560.0 | 
                        USD | 
                        20171012 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3190.0 | 
                        USD | 
                        20171011 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        580.0 | 
                        USD | 
                        20171011 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        560.0 | 
                        USD | 
                        20171011 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3200.0 | 
                        USD | 
                        20171010 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3380.0 | 
                        USD | 
                        20171001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        480.0 | 
                        USD | 
                        20171001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        470.0 | 
                        USD | 
                        20171001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3600.0 | 
                        USD | 
                        20171001 |