Prior to this, there were rumors circulating from the Wall Street Journal that the Chinese government had issued a directive prohibiting state employees from using iPhones or foreign-branded IT devices for work. Bloomberg also reported that the Chinese government has begun expanding this directive to state agencies and related companies.
More recently, there are rumors that China Mobile, a major telecommunications company in China, will not be selling iPhone15 amidst the ban on iPhone usage in Chinese government agencies. This could potentially have an impact on Apple, as China is considered one of their key markets.
While China Mobile has denied the plans to stop selling iPhones, Apple has yet to make any official statement regarding this matter. However, the ongoing trade war between China and the United States has already affected iPhone sales of XR and XS models in 2019.
TLDR: Rumors suggest that the Chinese government has banned the use of iPhones and foreign-branded IT devices by state employees. China Mobile, a major telecommunications company, is rumored to be halting the sale of iPhone15 due to the ban. This development could impact Apple, as China is a crucial market for the company. The trade war between China and the United States has already affected iPhone sales in the past.