Top Chinese and US trade negotiators have held trade talks about the next round of.... talks.

China's Vice Premier Liu He spoke with US Treasury Secretary Steven Mnuchin and Trade Representative Robert Lighthizer by phone about the timetable for the next stage of negotiations, a little over a week after both sides struck a truce in their trade war.

The US and China set a 90-day deadline to come up with an agreement but the arrest of a Huawei executive - who faces extradition to the US - threatens to inflame tensions between the two countries.