Several members of the US Securities and Exchange Commission (SEC) expressed support for the establishment of a "regulatory sandbox" for cryptocurrency exchanges, allowing them to pilot innovative businesses including tokenized securities trading before the law is officially implemented at the second Digital Asset Roundtable. Acting Chairman Mark Uyeda proposed considering a "time limited, conditional exemption framework" to provide space for unregistered cryptocurrency exchanges to explore new securities trading methods. （Decrypt） https://www. (wublock123.com)/index.php? m=content&c=index&a=show&catid=6&id=40855