China has reported that its economy slowed in the last quarter as President Donald Trump's trade war escalated, but it still expanded at a robust 5.2% pace.

Official figures showed modest growth in the second quarter as exports shifted to other countries and Beijing invested in manufacturing and infrastructure.

China's economy is likely to have cooled in the second quarter after a solid start to the year, as trade tensions and a prolonged property downturn drag on demand, raising pressure on policymakers to roll out additional stimulus to underpin growth.