https://www.reuters.com/technology/tiktok-seeks-up-20-bln-e-...
They are investing in this sector a lot as well
https://www.axios.com/2022/10/11/tiktok-chases-amazon-fulfil...
These are general news links. Without going into too many details, I know many ecom brands based in the U.S. & UK that literally depend on sales from TikTok.