| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 460.0 | USD | 20190923 | 
                    
                        |  | China national standards | MT | 2640.0 | USD | 20190923 | 
                    
                        |  | China national standards | MT | 3090.0 | USD | 20190923 | 
                    
                        |  | China national standards | MT | 410.0 | USD | 20190922 | 
                    
                        |  | China national standards | MT | 3190.0 | USD | 20190922 | 
                    
                        |  | China national standards | MT | 670.0 | USD | 20190921 | 
                    
                        |  | China national standards | MT | 3090.0 | USD | 20190920 | 
                    
                        |  | China national standards | MT | 380.0 | USD | 20190920 | 
                    
                        |  | China national standards | MT | 4620.0 | USD | 20190920 | 
                    
                        |  | China national standards | MT | 390.0 | USD | 20190918 |