| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        10.0 | 
                        USD | 
                        20201022 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        40.0 | 
                        USD | 
                        20201021 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        20.0 | 
                        USD | 
                        20201020 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        10.0 | 
                        USD | 
                        20201020 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        280.0 | 
                        USD | 
                        20201020 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        290.0 | 
                        USD | 
                        20201019 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        280.0 | 
                        USD | 
                        20201019 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        240.0 | 
                        USD | 
                        20201018 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        380.0 | 
                        USD | 
                        20201018 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        170.0 | 
                        USD | 
                        20201018 |