| Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 3890.0 | USD | 20180310 | 
                    
                        |  | China national standards | MT | 25660.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 24730.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 4050.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 24730.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 4050.0 | USD | 20180301 | 
                    
                        |  | China national standards | MT | 28550.0 | USD | 20180223 | 
                    
                        |  | China national standards | MT | 4110.0 | USD | 20180221 | 
                    
                        |  | China national standards | MT | 25210.0 | USD | 20180221 | 
                    
                        |  | China national standards | MT | 35110.0 | USD | 20180221 |