| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        100.0 | 
                        USD | 
                        20200214 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1070.0 | 
                        USD | 
                        20200214 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8820.0 | 
                        USD | 
                        20200213 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        150.0 | 
                        USD | 
                        20200212 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        140.0 | 
                        USD | 
                        20200211 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        600.0 | 
                        USD | 
                        20200211 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1190.0 | 
                        USD | 
                        20200210 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        410.0 | 
                        USD | 
                        20200210 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        140.0 | 
                        USD | 
                        20200210 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2930.0 | 
                        USD | 
                        20200201 |