| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1530.0 | USD | 20170516 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170515 | 
                    
                        |  | China national standards | MT | 1510.0 | USD | 20170511 | 
                    
                        |  | China national standards | MT | 1510.0 | USD | 20170511 | 
                    
                        |  | China national standards | MT | 1540.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170501 | 
                    
                        |  | China national standards | MT | 220.0 | USD | 20170501 |