Shein and Temu goods might not be so cheap anymore. Starting today, the U.S. will start collecting import fees on small packages from China, much of which comes from Chinese e-commerce sites.

Temu and Shein announce plans to raise prices for U.S. consumers starting this week. Increased prices stem from changes in global trade. What to know.

The Chinese government has leverage over the two firms. Although Temu has grown quickly, PDD, its parent company, remains heavily dependent on its Chinese business, Pinduoduo. Shein does not sell its wares in the country, but it does rely on Chinese tech talent for its algorithm.