| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        120.0 | 
                        USD | 
                        20200501 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        110.0 | 
                        USD | 
                        20200501 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        8330.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1350.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        1250.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3290.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        890.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        180.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        130.0 | 
                        USD | 
                        20200423 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4070.0 | 
                        USD | 
                        20200422 |