| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 3700.0 | USD | 20191019 | 
                    
                        |  | China national standards | MT | 2950.0 | USD | 20191018 | 
                    
                        |  | China national standards | MT | 19170.0 | USD | 20191017 | 
                    
                        |  | China national standards | MT | 410.0 | USD | 20191016 | 
                    
                        |  | China national standards | MT | 1410.0 | USD | 20191015 | 
                    
                        |  | China national standards | MT | 410.0 | USD | 20191015 | 
                    
                        |  | China national standards | MT | 2710.0 | USD | 20191012 | 
                    
                        |  | China national standards | MT | 200.0 | USD | 20191001 | 
                    
                        |  | China national standards | MT | 1410.0 | USD | 20191001 | 
                    
                        |  | China national standards | MT | 2710.0 | USD | 20191001 |