| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 940.0 | USD | 20180316 | 
                    
                        |  | China national standards | MT | 1070.0 | USD | 20180315 | 
                    
                        |  | China national standards | MT | 1070.0 | USD | 20180314 | 
                    
                        |  | China national standards | MT | 6810.0 | USD | 20180314 | 
                    
                        |  | China national standards | MT | 790.0 | USD | 20180314 | 
                    
                        |  | China national standards | MT | 6520.0 | USD | 20180313 | 
                    
                        |  | China national standards | MT | 5000.0 | USD | 20180310 | 
                    
                        |  | China national standards | MT | 1070.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 940.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 1030.0 | USD | 20180301 |