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                        | Vendor | Spec | Unit | Price | Currency | Date | 
                    
                        |  | China national standards | MT | 510.0 | USD | 20170611 | 
                    
                        |  | China national standards | MT | 610.0 | USD | 20170610 | 
                    
                        |  | China national standards | MT | 3730.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 3530.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 3380.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 4180.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 4020.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 2300.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 3440.0 | USD | 20170601 | 
                    
                        |  | China national standards | MT | 3990.0 | USD | 20170601 |