China is hosting one of the few in-person technology trade shows since the start of the coronavirus pandemic.
More than 200 companies and about 20,000 people are expected to attend Mobile World Congress Shanghai.
But the three-day event has been scaled back from previous years - 60,000 were at the last MWC Shanghai, in 2019.
Read the article here: https://www.bbc.co.uk/news/technology-56168836
Credit: BBC News