| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        510.0 | 
                        USD | 
                        20200920 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        140.0 | 
                        USD | 
                        20200920 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        70.0 | 
                        USD | 
                        20200920 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        70.0 | 
                        USD | 
                        20200919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        970.0 | 
                        USD | 
                        20200919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        710.0 | 
                        USD | 
                        20200919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        90.0 | 
                        USD | 
                        20200919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        60.0 | 
                        USD | 
                        20200919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        830.0 | 
                        USD | 
                        20200919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        80.0 | 
                        USD | 
                        20200919 |