| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1920.0 | USD | 20170623 | 
                    
                        |  | China national standards | MT | 4370.0 | USD | 20170622 | 
                    
                        |  | China national standards | MT | 13250.0 | USD | 20170619 | 
                    
                        |  | China national standards | MT | 620.0 | USD | 20170619 | 
                    
                        |  | China national standards | MT | 4380.0 | USD | 20170618 | 
                    
                        |  | China national standards | MT | 660.0 | USD | 20170615 | 
                    
                        |  | China national standards | MT | 580.0 | USD | 20170614 | 
                    
                        |  | China national standards | MT | 640.0 | USD | 20170614 | 
                    
                        |  | China national standards | MT | 580.0 | USD | 20170610 | 
                    
                        |  | China national standards | MT | 640.0 | USD | 20170601 |