Temu and Shein often get criticism over the environmental impact of the ultra-fast fashion business model the two companies follow. They have also faced scrutiny from lawmakers and regulators in the U.

The products, which include fashion, home, lifestyle, and electronics, are unbranded and come from sellers across the world that Amazon has vetted. A majority of the products are priced at $10 or less,

Shein and TikTok Shop, which all have ties to China, the world's second-largest economy. The platforms have rapidly gained popularity in the U.S. over the past few years by hooking deal-hungry shoppers with their low prices on clothing, makeup, home goods ...