| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        700.0 | 
                        USD | 
                        20200223 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        980.0 | 
                        USD | 
                        20200221 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1020.0 | 
                        USD | 
                        20200221 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1030.0 | 
                        USD | 
                        20200220 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1120.0 | 
                        USD | 
                        20200219 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        870.0 | 
                        USD | 
                        20200219 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        7030.0 | 
                        USD | 
                        20200218 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4930.0 | 
                        USD | 
                        20200218 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1050.0 | 
                        USD | 
                        20200218 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        870.0 | 
                        USD | 
                        20200218 |