TikTok U.S. users have been learning Chinese on Duolingo in increasing numbers amid their adoption of a Chinese social app called RedNote ahead of the

A law that could see TikTok shut down in the U.S. threatens to ensnare other Chinese social media apps gaining traction in the country, legal experts say.

RedNote has been thrust into the limelight after more than half a million TikTok users recently joined the platform in protest against a likely imminent ban on the short video app in the United States.