| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 5370.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 2000.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 2490.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 240.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 360.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 2490.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 2030.0 | USD | 20190522 | 
                    
                        |  | China national standards | MT | 360.0 | USD | 20190521 | 
                    
                        |  | China national standards | MT | 13830.0 | USD | 20190513 | 
                    
                        |  | China national standards | MT | 1420.0 | USD | 20190512 |