| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2810.0 | 
                        USD | 
                        20200520 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        20340.0 | 
                        USD | 
                        20200520 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17760.0 | 
                        USD | 
                        20200520 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2790.0 | 
                        USD | 
                        20200520 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3380.0 | 
                        USD | 
                        20200520 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2120.0 | 
                        USD | 
                        20200519 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3910.0 | 
                        USD | 
                        20200519 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2470.0 | 
                        USD | 
                        20200519 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2520.0 | 
                        USD | 
                        20200519 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3250.0 | 
                        USD | 
                        20200518 |