Video-sharing app TikTok has come to rival some of the world’s most popular social-media platforms in just a few years. WSJ looks at how Chinese startup ByteDance took TikTok to the masses and why it attracted regulatory scrutiny. Video/illustration: Jaden Urbi/WSJ

More from the Wall Street Journal:
Visit WSJ.com: http://www.wsj.com
Visit the WSJ Video Center: https://wsj.com/video

On Facebook:   / videos  
On Twitter:   / wsj  
On Snapchat: https://on.wsj.com/2ratjSM

#WSJ #TikTok #China