| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        57790.0 | 
                        USD | 
                        20190919 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        7290.0 | 
                        USD | 
                        20190918 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        58180.0 | 
                        USD | 
                        20190918 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        49840.0 | 
                        USD | 
                        20190918 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        7020.0 | 
                        USD | 
                        20190914 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        7980.0 | 
                        USD | 
                        20190913 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        57670.0 | 
                        USD | 
                        20190913 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        51250.0 | 
                        USD | 
                        20190911 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        56570.0 | 
                        USD | 
                        20190911 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        49440.0 | 
                        USD | 
                        20190910 |