| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        19430.0 | 
                        USD | 
                        20170714 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21190.0 | 
                        USD | 
                        20170713 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3100.0 | 
                        USD | 
                        20170711 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2940.0 | 
                        USD | 
                        20170711 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3160.0 | 
                        USD | 
                        20170711 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2910.0 | 
                        USD | 
                        20170710 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        19210.0 | 
                        USD | 
                        20170710 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2850.0 | 
                        USD | 
                        20170701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2760.0 | 
                        USD | 
                        20170701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2720.0 | 
                        USD | 
                        20170701 |