| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 110.0 | USD | 20190216 | 
                    
                        |  | China national standards | MT | 30.0 | USD | 20190216 | 
                    
                        |  | China national standards | MT | 160.0 | USD | 20190216 | 
                    
                        |  | China national standards | MT | 540.0 | USD | 20190215 | 
                    
                        |  | China national standards | MT | 110.0 | USD | 20190213 | 
                    
                        |  | China national standards | MT | 240.0 | USD | 20190201 | 
                    
                        |  | China national standards | MT | 730.0 | USD | 20190201 | 
                    
                        |  | China national standards | MT | 40.0 | USD | 20190201 | 
                    
                        |  | China national standards | MT | 80.0 | USD | 20190201 | 
                    
                        |  | China national standards | MT | 80.0 | USD | 20190201 |