| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 10.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 100.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 80.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 1760.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 30.0 | USD | 20170523 | 
                    
                        |  | China national standards | MT | 50.0 | USD | 20170523 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20170523 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20170523 | 
                    
                        |  | China national standards | MT | 60.0 | USD | 20170523 | 
                    
                        |  | China national standards | MT | 400.0 | USD | 20170522 |