| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 420.0 | USD | 20170221 | 
                    
                        |  | China national standards | MT | 2850.0 | USD | 20170219 | 
                    
                        |  | China national standards | MT | 1180.0 | USD | 20170219 | 
                    
                        |  | China national standards | MT | 2900.0 | USD | 20170219 | 
                    
                        |  | China national standards | MT | 390.0 | USD | 20170219 | 
                    
                        |  | China national standards | MT | 440.0 | USD | 20170219 | 
                    
                        |  | China national standards | MT | 320.0 | USD | 20170217 | 
                    
                        |  | China national standards | MT | 2840.0 | USD | 20170216 | 
                    
                        |  | China national standards | MT | 430.0 | USD | 20170214 | 
                    
                        |  | China national standards | MT | 1630.0 | USD | 20170213 |