| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        60060.0 | 
                        USD | 
                        20190717 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8730.0 | 
                        USD | 
                        20190716 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        59160.0 | 
                        USD | 
                        20190716 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        53690.0 | 
                        USD | 
                        20190715 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        75250.0 | 
                        USD | 
                        20190714 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        9430.0 | 
                        USD | 
                        20190714 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        59200.0 | 
                        USD | 
                        20190713 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        30.0 | 
                        USD | 
                        20190713 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        7890.0 | 
                        USD | 
                        20190710 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        53550.0 | 
                        USD | 
                        20190710 |