The app that Americans are flocking to as a TikTok alternative is Xiaohongshu, or RedNote, which translates to “Little Red Book.” This name carries significant historical weight, as it alludes to Mao Zedong’s Little Red Book, a mandatory collection of his quotes and philosophies that symbolized the Cultural Revolution in China.

As the potential ban on TikTok, a cultural sensation, approaches, here’s what you need to know about Xiaohongshu and other apps that social media users are considering.

As Supreme Court justices ponder the future of TikTok in the United States, a growing number of American social media users have responded by moving to an unlikely alternative: Xiaohongshu, a hugely popular social media app in China.