| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 2560.0 | USD | 20190515 | 
                    
                        |  | China national standards | MT | 5020.0 | USD | 20190515 | 
                    
                        |  | China national standards | MT | 370.0 | USD | 20190514 | 
                    
                        |  | China national standards | MT | 390.0 | USD | 20190514 | 
                    
                        |  | China national standards | MT | 2480.0 | USD | 20190513 | 
                    
                        |  | China national standards | MT | 1420.0 | USD | 20190513 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20190512 | 
                    
                        |  | China national standards | MT | 380.0 | USD | 20190510 | 
                    
                        |  | China national standards | MT | 2840.0 | USD | 20190510 | 
                    
                        |  | China national standards | MT | 5070.0 | USD | 20190510 |