| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4070.0 | 
                        USD | 
                        20200422 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1080.0 | 
                        USD | 
                        20200422 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        180.0 | 
                        USD | 
                        20200422 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        890.0 | 
                        USD | 
                        20200421 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        2290.0 | 
                        USD | 
                        20200421 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1200.0 | 
                        USD | 
                        20200421 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        580.0 | 
                        USD | 
                        20200421 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1260.0 | 
                        USD | 
                        20200420 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1180.0 | 
                        USD | 
                        20200420 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1080.0 | 
                        USD | 
                        20200419 |