| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8320.0 | 
                        USD | 
                        20190211 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8420.0 | 
                        USD | 
                        20190211 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        57740.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        61600.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        63010.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        64600.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        63650.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        57740.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8940.0 | 
                        USD | 
                        20190201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        9150.0 | 
                        USD | 
                        20190201 |