| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 250.0 | USD | 20170522 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20170522 | 
                    
                        |  | China national standards | MT | 70.0 | USD | 20170522 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20170522 | 
                    
                        |  | China national standards | MT | 480.0 | USD | 20170521 | 
                    
                        |  | China national standards | MT | 440.0 | USD | 20170520 | 
                    
                        |  | China national standards | MT | 70.0 | USD | 20170519 | 
                    
                        |  | China national standards | MT | 1000.0 | USD | 20170518 | 
                    
                        |  | China national standards | MT | 30.0 | USD | 20170515 | 
                    
                        |  | China national standards | MT | 40.0 | USD | 20170515 |