| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 60.0 | USD | 20170301 | 
                    
                        |  | China national standards | MT | 1160.0 | USD | 20170301 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170222 | 
                    
                        |  | China national standards | MT | 340.0 | USD | 20170220 | 
                    
                        |  | China national standards | MT | 50.0 | USD | 20170220 | 
                    
                        |  | China national standards | MT | 30.0 | USD | 20170217 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170216 | 
                    
                        |  | China national standards | MT | 30.0 | USD | 20170216 | 
                    
                        |  | China national standards | MT | 110.0 | USD | 20170212 | 
                    
                        |  | China national standards | MT | 340.0 | USD | 20170211 |