As the popular video platform heads to a Jan. 19 ban, more than half a million new users are now on another Chinese social app, Xiaohongshu.

BEIJING (Reuters) -Chinese social media app 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.

With TikTok's days in the U.S. potentially numbered, many American users are moving to another Chinese social media app: RedNote, a heavily censored platform similar to Instagram. Here's what to know.