| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8990.0 | 
                        USD | 
                        20200323 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2470.0 | 
                        USD | 
                        20200323 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4230.0 | 
                        USD | 
                        20200323 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2360.0 | 
                        USD | 
                        20200322 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        15320.0 | 
                        USD | 
                        20200321 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17540.0 | 
                        USD | 
                        20200321 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        15030.0 | 
                        USD | 
                        20200320 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2570.0 | 
                        USD | 
                        20200320 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2200.0 | 
                        USD | 
                        20200319 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2480.0 | 
                        USD | 
                        20200319 |