| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 3850.0 | USD | 20191217 | 
                    
                        |  | China national standards | MT | 550.0 | USD | 20191216 | 
                    
                        |  | China national standards | MT | 4350.0 | USD | 20191216 | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20191216 | 
                    
                        |  | China national standards | MT | 530.0 | USD | 20191214 | 
                    
                        |  | China national standards | MT | 4170.0 | USD | 20191214 | 
                    
                        |  | China national standards | MT | 3750.0 | USD | 20191214 | 
                    
                        |  | China national standards | MT | 3830.0 | USD | 20191213 | 
                    
                        |  | China national standards | MT | 560.0 | USD | 20191213 | 
                    
                        |  | China national standards | MT | 3930.0 | USD | 20191212 |