| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 340.0 | USD | 20190522 | 
                    
                        |  | China national standards | MT | 2080.0 | USD | 20190522 | 
                    
                        |  | China national standards | MT | 2080.0 | USD | 20190522 | 
                    
                        |  | China national standards | MT | 340.0 | USD | 20190520 | 
                    
                        |  | China national standards | MT | 310.0 | USD | 20190520 | 
                    
                        |  | China national standards | MT | 740.0 | USD | 20190520 | 
                    
                        |  | China national standards | MT | 2800.0 | USD | 20190519 | 
                    
                        |  | China national standards | MT | 810.0 | USD | 20190517 | 
                    
                        |  | China national standards | MT | 750.0 | USD | 20190515 | 
                    
                        |  | China national standards | MT | 5020.0 | USD | 20190515 |