| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 2440.0 | USD | 20190801 | 
                    
                        |  | China national standards | MT | 740.0 | USD | 20190801 | 
                    
                        |  | China national standards | MT | 2470.0 | USD | 20190801 | 
                    
                        |  | China national standards | MT | 360.0 | USD | 20190801 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20190801 | 
                    
                        |  | China national standards | MT | 1810.0 | USD | 20190801 | 
                    
                        |  | China national standards | MT | 360.0 | USD | 20190721 | 
                    
                        |  | China national standards | MT | 750.0 | USD | 20190721 | 
                    
                        |  | China national standards | MT | 360.0 | USD | 20190720 | 
                    
                        |  | China national standards | MT | 2840.0 | USD | 20190720 |