| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5540.0 | 
                        USD | 
                        20200223 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2690.0 | 
                        USD | 
                        20200223 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        790.0 | 
                        USD | 
                        20200223 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        18520.0 | 
                        USD | 
                        20200221 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5460.0 | 
                        USD | 
                        20200221 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1170.0 | 
                        USD | 
                        20200219 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5490.0 | 
                        USD | 
                        20200217 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2700.0 | 
                        USD | 
                        20200217 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        18610.0 | 
                        USD | 
                        20200216 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        800.0 | 
                        USD | 
                        20200216 |