| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 620.0 | USD | 20171213 | 
                    
                        |  | China national standards | MT | 1610.0 | USD | 20171212 | 
                    
                        |  | China national standards | MT | 540.0 | USD | 20171211 | 
                    
                        |  | China national standards | MT | 2330.0 | USD | 20171211 | 
                    
                        |  | China national standards | MT | 77360.0 | USD | 20171210 | 
                    
                        |  | China national standards | MT | 77530.0 | USD | 20171201 | 
                    
                        |  | China national standards | MT | 4730.0 | USD | 20171201 | 
                    
                        |  | China national standards | MT | 10120.0 | USD | 20171201 | 
                    
                        |  | China national standards | MT | 3580.0 | USD | 20171201 | 
                    
                        |  | China national standards | MT | 10690.0 | USD | 20171201 |