| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 1020.0 | USD | 20181122 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20181122 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20181121 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20181118 | 
                    
                        |  | China national standards | MT | 740.0 | USD | 20181117 | 
                    
                        |  | China national standards | MT | 740.0 | USD | 20181115 | 
                    
                        |  | China national standards | MT | 5110.0 | USD | 20181112 | 
                    
                        |  | China national standards | MT | 1030.0 | USD | 20181112 | 
                    
                        |  | China national standards | MT | 630.0 | USD | 20181111 | 
                    
                        |  | China national standards | MT | 4380.0 | USD | 20181101 |