| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1130.0 | USD | 20171114 | 
                    
                        |  | China national standards | MT | 1130.0 | USD | 20171113 | 
                    
                        |  | China national standards | MT | 1130.0 | USD | 20171111 | 
                    
                        |  | China national standards | MT | 170.0 | USD | 20171110 | 
                    
                        |  | China national standards | MT | 170.0 | USD | 20171110 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20171101 | 
                    
                        |  | China national standards | MT | 1140.0 | USD | 20171101 | 
                    
                        |  | China national standards | MT | 170.0 | USD | 20171101 | 
                    
                        |  | China national standards | MT | 950.0 | USD | 20171023 | 
                    
                        |  | China national standards | MT | 890.0 | USD | 20171022 |