| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 18180.0 | USD | 20170519 | 
                    
                        |  | China national standards | MT | 18080.0 | USD | 20170519 | 
                    
                        |  | China national standards | MT | 17710.0 | USD | 20170519 | 
                    
                        |  | China national standards | MT | 2770.0 | USD | 20170519 | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20170518 | 
                    
                        |  | China national standards | MT | 2780.0 | USD | 20170518 | 
                    
                        |  | China national standards | MT | 3500.0 | USD | 20170517 | 
                    
                        |  | China national standards | MT | 2640.0 | USD | 20170517 | 
                    
                        |  | China national standards | MT | 1220.0 | USD | 20170517 | 
                    
                        |  | China national standards | MT | 2200.0 | USD | 20170516 |