| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 320.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 18600.0 | USD | 20170423 | 
                    
                        |  | China national standards | MT | 18600.0 | USD | 20170422 | 
                    
                        |  | China national standards | MT | 18660.0 | USD | 20170422 | 
                    
                        |  | China national standards | MT | 2280.0 | USD | 20170422 | 
                    
                        |  | China national standards | MT | 2490.0 | USD | 20170422 | 
                    
                        |  | China national standards | MT | 18660.0 | USD | 20170421 | 
                    
                        |  | China national standards | MT | 3480.0 | USD | 20170421 | 
                    
                        |  | China national standards | MT | 2700.0 | USD | 20170421 |