| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        13010.0 | 
                        USD | 
                        20200201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        11590.0 | 
                        USD | 
                        20200201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        100.0 | 
                        USD | 
                        20191223 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        12970.0 | 
                        USD | 
                        20191222 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        670.0 | 
                        USD | 
                        20191222 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        100.0 | 
                        USD | 
                        20191222 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        30040.0 | 
                        USD | 
                        20191222 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17020.0 | 
                        USD | 
                        20191221 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1250.0 | 
                        USD | 
                        20191219 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        17220.0 | 
                        USD | 
                        20191219 |