| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 980.0 | USD | 20190614 | 
                    
                        |  | China national standards | MT | 180.0 | USD | 20190610 | 
                    
                        |  | China national standards | MT | 180.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 200.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 1230.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 1380.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 160.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 150.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 1250.0 | USD | 20190601 | 
                    
                        |  | China national standards | MT | 1380.0 | USD | 20190601 |