| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        850.0 | 
                        USD | 
                        20200418 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        110.0 | 
                        USD | 
                        20200418 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1230.0 | 
                        USD | 
                        20200417 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        120.0 | 
                        USD | 
                        20200417 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        110.0 | 
                        USD | 
                        20200417 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1450.0 | 
                        USD | 
                        20200416 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1230.0 | 
                        USD | 
                        20200416 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        940.0 | 
                        USD | 
                        20200416 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        130.0 | 
                        USD | 
                        20200416 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        120.0 | 
                        USD | 
                        20200415 |