| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5180.0 | 
                        USD | 
                        20190618 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        32960.0 | 
                        USD | 
                        20190618 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4860.0 | 
                        USD | 
                        20190617 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        19920.0 | 
                        USD | 
                        20190617 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        860.0 | 
                        USD | 
                        20190616 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        24620.0 | 
                        USD | 
                        20190615 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3590.0 | 
                        USD | 
                        20190614 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        5960.0 | 
                        USD | 
                        20190614 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        860.0 | 
                        USD | 
                        20190613 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1160.0 | 
                        USD | 
                        20190612 |