| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2080.0 | 
                        USD | 
                        20190418 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2080.0 | 
                        USD | 
                        20190418 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13990.0 | 
                        USD | 
                        20190417 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2070.0 | 
                        USD | 
                        20190416 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        27760.0 | 
                        USD | 
                        20190414 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        187840.0 | 
                        USD | 
                        20190410 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13980.0 | 
                        USD | 
                        20190401 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2070.0 | 
                        USD | 
                        20190401 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        27770.0 | 
                        USD | 
                        20190401 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13910.0 | 
                        USD | 
                        20190401 |