| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4140.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        6600.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3890.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4060.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3860.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1050.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4400.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4310.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3830.0 | 
                        USD | 
                        20210301 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3580.0 | 
                        USD | 
                        20210301 |