Huawei demote employees who sent tweet on iPhone

Two Huawei employees have been demoted for using an iPhone to send a tweet.
They wished followers on the firm's official account a "Happy New Year" - but it came up that it was sent "via Twitter for iPhone".
Happynewyear by huawei via i-phone~~^^ pic.twitter.com/PxrEU7yNho
— 달랏클래식 (@dalat) January 2, 2019
According to Reuters, the Chinese telecoms company - which is a big rival of Apple - has punished the staff involved by demoting them and cutting their salaries.
In a memo, Huawei said the incident damaged their brand.