| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2630.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        530.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        500.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        160.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        390.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        720.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1090.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        750.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8830.0 | 
                        USD | 
                        20210312 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        890.0 | 
                        USD | 
                        20210312 |