| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1590.0 | USD | 20180823 | 
                    
                        |  | China national standards | MT | 11750.0 | USD | 20180823 | 
                    
                        |  | China national standards | MT | 10450.0 | USD | 20180822 | 
                    
                        |  | China national standards | MT | 11090.0 | USD | 20180821 | 
                    
                        |  | China national standards | MT | 10640.0 | USD | 20180821 | 
                    
                        |  | China national standards | MT | 10940.0 | USD | 20180820 | 
                    
                        |  | China national standards | MT | 11940.0 | USD | 20180819 | 
                    
                        |  | China national standards | MT | 10360.0 | USD | 20180819 | 
                    
                        |  | China national standards | MT | 1600.0 | USD | 20180818 | 
                    
                        |  | China national standards | MT | 1670.0 | USD | 20180817 |