Walmart Inc's Flipkart has suspended services, a notice on the Indian e-commerce firm's website said on Wednesday, as India began a 21-day lockdown to fight the spread of the coronavirus pandemic.

Facebook Inc said on Tuesday the coronavirus outbreak was undercutting sales of the advertising that accounts for nearly all of its revenue, even as more users spend time on the social network during virus-related lockdowns.

Facebook Inc said on Tuesday its business is being hit by the coronavirus outbreak, adding ad sales have weakened in countries taking aggressive actions to reduce the spread of the virus.

Facebook Inc is in talks to buy a multi billion dollar stake in Reliance Industries Ltd's telecom unit, the Financial Times reported on Tuesday, citing two people with knowledge of the matter.

Amazon.com Inc's India unit on Tuesday said it will halt orders for non-essential products in India to prioritize customers' critical needs at a time when much of the country is under lockdown to prevent the spread of coronavirus.

Facebook Inc's Instagram said on Tuesday it would remove coronavirus-related content and accounts from recommendations and its "explore" option, unless posted by or belonging to credible health organizations.

Netflix Inc said on Tuesday it would reduce traffic over telecom networks in India by 25% over the next 30 days to ease data congestion as millions stay indoors because of the coronavirus pandemic.

British fintech firm Revolut Ltd on Tuesday launched its banking app and debit cards for customers in the United States as it seeks to expand beyond its base in the UK and Europe.

Alphabet Inc's Google said on Monday that over the last three days it had surveyed some users about their health at the request of Carnegie Mellon University researchers aiming to forecast the spread of coronavirus infections.

Auto retailers have been slow to embrace e-commerce, but the coronavirus pandemic is changing that.