| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 660.0 | USD | 20170712 | 
                    
                        |  | China national standards | MT | 540.0 | USD | 20170711 | 
                    
                        |  | China national standards | MT | 550.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 550.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 590.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 660.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 4430.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 650.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 550.0 | USD | 20170701 | 
                    
                        |  | China national standards | MT | 4490.0 | USD | 20170701 |