| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 6020.0 | USD | 20180923 | 
                    
                        |  | China national standards | MT | 870.0 | USD | 20180922 | 
                    
                        |  | China national standards | MT | 900.0 | USD | 20180921 | 
                    
                        |  | China national standards | MT | 860.0 | USD | 20180921 | 
                    
                        |  | China national standards | MT | 6000.0 | USD | 20180918 | 
                    
                        |  | China national standards | MT | 870.0 | USD | 20180918 | 
                    
                        |  | China national standards | MT | 920.0 | USD | 20180916 | 
                    
                        |  | China national standards | MT | 840.0 | USD | 20180915 | 
                    
                        |  | China national standards | MT | 840.0 | USD | 20180914 | 
                    
                        |  | China national standards | MT | 880.0 | USD | 20180913 |