| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8490.0 | 
                        USD | 
                        20191020 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8090.0 | 
                        USD | 
                        20191019 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3290.0 | 
                        USD | 
                        20191019 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        12700.0 | 
                        USD | 
                        20191018 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        6730.0 | 
                        USD | 
                        20191018 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        23880.0 | 
                        USD | 
                        20191018 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        12700.0 | 
                        USD | 
                        20191018 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3610.0 | 
                        USD | 
                        20191016 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        25440.0 | 
                        USD | 
                        20191016 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8080.0 | 
                        USD | 
                        20191015 |