Microsoft operated its own popular social network in China, called MSN Messenger. Tens of millions Chinese users were on that platform for like a decade until the release of mobile based WeChat.
> which the communist party in China has treated for years as a matter of national security
It is a matter of national security, we all saw what happened on twitter shortly before the 6th Jan 2021 attack.
https://www.presidency.ucsb.edu/documents/tweets-january-5-2...
https://www.presidency.ucsb.edu/documents/tweets-january-6-2...
That is the exact reason why everyone agreed that TikTok must host all US data and its deployed recommendation algorithm code in the US with 3rd party audit access by an appointed US entity.
The only question here is why should Meta and Google be exempted from the exact same rules if they want to operate their services in China.
They were defeated by the QQ app and shut down in 2014.
https://technode.com/2014/08/29/microsoft-messenger-shut-dow...
Microsoft retained a 50% ownership of MSN China, just check the link you cited. Microsoft also retained the full ownership of the MSN messenger software while MSN China was just in charge of its day to day operation in China.
Also interesting to see that millions of Tesla EVs are being sold in China, hundreds of millions other American cars were sold in the past, but when Chinese EVs try to crack the US market it sudden becomes a national security issue.
Why are you making it sound like China doesn't restrict Tesla for "national security"?
https://www.cnn.com/2022/06/23/business/tesla-barred-china-s... https://fortune.com/2023/07/26/tesla-cars-barred-china-world... https://www.carscoops.com/2024/01/more-venues-across-china-a... https://www.autoevolution.com/news/tesla-cars-are-banned-in-... https://www.foxbusiness.com/politics/china-bans-tesla-drivin...
https://www.bloomberg.com/news/articles/2024-04-29/as-musk-v...
DJI drones have been operated & tested by numerous US agencies for ages, yet it is still a national security threat. how convenient!