| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3900.0 | 
                        USD | 
                        20190701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        14010.0 | 
                        USD | 
                        20190701 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        26420.0 | 
                        USD | 
                        20190622 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        26420.0 | 
                        USD | 
                        20190621 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        30310.0 | 
                        USD | 
                        20190620 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4440.0 | 
                        USD | 
                        20190619 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        28500.0 | 
                        USD | 
                        20190618 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4150.0 | 
                        USD | 
                        20190616 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4430.0 | 
                        USD | 
                        20190615 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4150.0 | 
                        USD | 
                        20190614 |