| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 17440.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 21640.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 2810.0 | USD | 20170523 | 
                    
                        |  | China national standards | MT | 19300.0 | USD | 20170522 | 
                    
                        |  | China national standards | MT | 2650.0 | USD | 20170522 | 
                    
                        |  | China national standards | MT | 19060.0 | USD | 20170521 | 
                    
                        |  | China national standards | MT | 19060.0 | USD | 20170521 | 
                    
                        |  | China national standards | MT | 1220.0 | USD | 20170521 | 
                    
                        |  | China national standards | MT | 2580.0 | USD | 20170521 | 
                    
                        |  | China national standards | MT | 18220.0 | USD | 20170520 |