Some 19 million journeys were expected on the country's vast rail network on Saturday, the first of the five-day holiday break, and 9 million flights although mostly to domestic destinations

Recent data shows that China is supplying computer chips, micro-circuits and similar items estimated at around $500 million a month, as well as huge purchases of Russian oil and gas

A satellite will be launched next year to enable communication with a mission to explore the moon and more are planned in coming decades for ventures into deep space, China says

A leaked US document shared online recently says China is looking to create cyber weapons to "hijack" enemy satellites, but the US is also developing defensive and offensive space weapons

China is reportedly considering an export ban on "rare-earth magnet technology" in retaliation for the US restricting exports of advanced computer chips

Macron has flown in with a 50-strong business delegation, while Von der Leyen has said the EU must move to cut risks in its trade ties with Beijing

The island's president Tsai Ing-wen has championed the idea of "asymmetric warfare" to make Taiwan's forces more mobile and harder to attack

A US Treasury report said a programme to block US investment going to advanced tech sectors in countries deemed to be a potential security threat would cost $10 million, if set up this year

China has a 'stunning lead' in most of the 44 critical emerging technologies, an Australian Strategic Policy Institute study said, adding that democratic nations need to collaborate more

The firm also plans to help establish a Russian production site for the drones which are similar to Iran's Shaheed-136 and can carry a 35-50kg warhead

"I hope we are going to get to the bottom of this, but I make no apologies for taking down that balloon," the US president said

US and Chinese officials have been discussing a meeting between their senior diplomats – possibly in Europe this weekend – to cool tension over the 'spy balloons' saga