| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 380.0 | USD | 20190719 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20190719 | 
                    
                        |  | China national standards | MT | 100.0 | USD | 20190717 | 
                    
                        |  | China national standards | MT | 380.0 | USD | 20190715 | 
                    
                        |  | China national standards | MT | 570.0 | USD | 20190715 | 
                    
                        |  | China national standards | MT | 100.0 | USD | 20190714 | 
                    
                        |  | China national standards | MT | 3950.0 | USD | 20190711 | 
                    
                        |  | China national standards | MT | 1020.0 | USD | 20190711 | 
                    
                        |  | China national standards | MT | 100.0 | USD | 20190711 | 
                    
                        |  | China national standards | MT | 100.0 | USD | 20190711 |