Meanwhile, a tit-for-tat tariff escalation between the United States and China, followed by a temporary 90-day de-escalation, has generated widespread uncertainty for global business Temu.

Hours after a key US tariff exemption expired on Friday, Chinese e-commerce site Temu announced it was overhauling its shipping model, sending out all American sales via US-based sellers.

Amazon may have walked back plans to display import costs at the digital checkout to consumers — but Chinese company Temu initially went the opposite way. After President Donald Trump whacked ...