| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 9150.0 | USD | 20191116 | 
                    
                        |  | China national standards | MT | 210.0 | USD | 20191116 | 
                    
                        |  | China national standards | MT | 6280.0 | USD | 20191115 | 
                    
                        |  | China national standards | MT | 1090.0 | USD | 20191115 | 
                    
                        |  | China national standards | MT | 2800.0 | USD | 20191114 | 
                    
                        |  | China national standards | MT | 42720.0 | USD | 20191113 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20191113 | 
                    
                        |  | China national standards | MT | 55950.0 | USD | 20191111 | 
                    
                        |  | China national standards | MT | 12850.0 | USD | 20191111 | 
                    
                        |  | China national standards | MT | 2200.0 | USD | 20191111 |