House chair on China sounds off on TikTok rival RedNote, which has climbed to the top of the app charts

Kent Nishimura/Getty Images

A Chinese social app called Xiaohongshu is surging in the US this week. But the good times may not last, as it could become a target of the same divest-or-ban law that's plaguing TikTok, according to the chair of a US House committee focused on competition with China.