| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2330.0 | 
                        USD | 
                        20190915 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2460.0 | 
                        USD | 
                        20190915 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1720.0 | 
                        USD | 
                        20190915 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4790.0 | 
                        USD | 
                        20190914 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        16390.0 | 
                        USD | 
                        20190913 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1720.0 | 
                        USD | 
                        20190913 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        430.0 | 
                        USD | 
                        20190913 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13320.0 | 
                        USD | 
                        20190912 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        33750.0 | 
                        USD | 
                        20190912 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17240.0 | 
                        USD | 
                        20190911 |