| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21590.0 | 
                        USD | 
                        20200323 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21130.0 | 
                        USD | 
                        20200322 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3080.0 | 
                        USD | 
                        20200322 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21390.0 | 
                        USD | 
                        20200318 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21850.0 | 
                        USD | 
                        20200317 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3120.0 | 
                        USD | 
                        20200316 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21830.0 | 
                        USD | 
                        20200315 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3060.0 | 
                        USD | 
                        20200315 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        21440.0 | 
                        USD | 
                        20200314 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3090.0 | 
                        USD | 
                        20200312 |