China's export growth slowed in August, weighed down by weaker shipments to the U.S. as a temporary boost from Beijing's tariff truce with its top consumer market fades, keeping alive calls for further fiscal stimulus in the fourth quarter.

China’s export growth slowed to the weakest in six months as a slump in shipments to the US deepened again, although a surge in sales to other markets kept Beijing on track for a record trade surplus of over $1.