| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1910.0 | 
                        USD | 
                        20191010 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4950.0 | 
                        USD | 
                        20191010 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4700.0 | 
                        USD | 
                        20191010 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        14540.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13840.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1910.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2060.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13840.0 | 
                        USD | 
                        20191001 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13840.0 | 
                        USD | 
                        20190920 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        12880.0 | 
                        USD | 
                        20190918 |