When the government effectively forced TikTok to shut down its Shop feature, the company quickly struck an unusual deal with a local company to bring it back.

The push by Pinduoduo to lower prices has helped it become one of China’s fastest-growing e-commerce apps, and epitomizes a broader force plaguing the economy.

The administration moved to block off a popular tariff-free path for Chinese apparel coming into the United States, and added stiff levies on electric vehicles, solar panels and other products.

Under pressure from Chinese competitors, Amazon, Walmart and other U.S. retailers have been exploring ways to avoid tariffs. Could a new Biden administration rule change that?

Walmart has divested as its e-commerce partner has struggled to maintain its market share in the country’s cutthroat online sales industry.