| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 5490.0 | USD | 20180201 | 
                    
                        |  | China national standards | MT | 3840.0 | USD | 20180201 | 
                    
                        |  | China national standards | MT | 25670.0 | USD | 20180123 | 
                    
                        |  | China national standards | MT | 3910.0 | USD | 20180123 | 
                    
                        |  | China national standards | MT | 23670.0 | USD | 20180122 | 
                    
                        |  | China national standards | MT | 4050.0 | USD | 20180121 | 
                    
                        |  | China national standards | MT | 3900.0 | USD | 20180120 | 
                    
                        |  | China national standards | MT | 3900.0 | USD | 20180120 | 
                    
                        |  | China national standards | MT | 23680.0 | USD | 20180119 | 
                    
                        |  | China national standards | MT | 3580.0 | USD | 20180119 |