| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17580.0 | 
                        USD | 
                        20201101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3170.0 | 
                        USD | 
                        20201101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2610.0 | 
                        USD | 
                        20201101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2380.0 | 
                        USD | 
                        20201101 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3360.0 | 
                        USD | 
                        20201023 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        66830.0 | 
                        USD | 
                        20201023 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2180.0 | 
                        USD | 
                        20201023 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2830.0 | 
                        USD | 
                        20201023 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3180.0 | 
                        USD | 
                        20201022 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17060.0 | 
                        USD | 
                        20201022 |