| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 480.0 | USD | 20190310 | 
                    
                        |  | China national standards | MT | 480.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 3230.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 4320.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 6040.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 2950.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 890.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 440.0 | USD | 20190301 | 
                    
                        |  | China national standards | MT | 2770.0 | USD | 20190222 | 
                    
                        |  | China national standards | MT | 400.0 | USD | 20190222 |