North American operations of Chinese drone giant DJI Technology have been hit by staff cuts and resignations, ending what was one of its most successful divisions

President Trump signed an executive order directing US agencies to prioritise removing Chinese-made drones from government fleets and to assess any security risks.

"New infrastructure" planned by local governments will include 5G base stations, high-voltage power lines, intercity high-speed and intra-city railways, new energy sources, big data and more.