| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        150.0 | 
                        USD | 
                        20200321 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1030.0 | 
                        USD | 
                        20200320 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        150.0 | 
                        USD | 
                        20200320 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        150.0 | 
                        USD | 
                        20200320 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        140.0 | 
                        USD | 
                        20200319 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        860.0 | 
                        USD | 
                        20200318 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        980.0 | 
                        USD | 
                        20200318 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        150.0 | 
                        USD | 
                        20200318 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        130.0 | 
                        USD | 
                        20200318 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1050.0 | 
                        USD | 
                        20200317 |