| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 130.0 | USD | 20191115 | 
                    
                        |  | China national standards | MT | 770.0 | USD | 20191114 | 
                    
                        |  | China national standards | MT | 1110.0 | USD | 20191114 | 
                    
                        |  | China national standards | MT | 450.0 | USD | 20191114 | 
                    
                        |  | China national standards | MT | 770.0 | USD | 20191113 | 
                    
                        |  | China national standards | MT | 100.0 | USD | 20191113 | 
                    
                        |  | China national standards | MT | 990.0 | USD | 20191112 | 
                    
                        |  | China national standards | MT | 860.0 | USD | 20191112 | 
                    
                        |  | China national standards | MT | 450.0 | USD | 20191111 | 
                    
                        |  | China national standards | MT | 120.0 | USD | 20191111 |