| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1010.0 | USD | 20181010 | 
                    
                        |  | China national standards | MT | 140.0 | USD | 20181001 | 
                    
                        |  | China national standards | MT | 730.0 | USD | 20180923 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20180922 | 
                    
                        |  | China national standards | MT | 940.0 | USD | 20180922 | 
                    
                        |  | China national standards | MT | 1010.0 | USD | 20180921 | 
                    
                        |  | China national standards | MT | 160.0 | USD | 20180921 | 
                    
                        |  | China national standards | MT | 890.0 | USD | 20180921 | 
                    
                        |  | China national standards | MT | 1080.0 | USD | 20180921 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20180919 |