| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 4840.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 2910.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 2650.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 370.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 350.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 470.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 680.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 350.0 | USD | 20191101 | 
                    
                        |  | China national standards | MT | 380.0 | USD | 20191023 | 
                    
                        |  | China national standards | MT | 3130.0 | USD | 20191023 |