Apple CEO Visits China Amid Concerns Over iPhone 15 Sales
- Apple CEO Tim Cook makes surprise visit to China amid reports of lower iPhone 15 sales
- Cook visits Apple store, school, and posts on Weibo during China trip
- Visit comes after reports claim iPhone 15 sales down 4.5% in China vs iPhone 14
- Cook's Weibo posts draw criticism about iPhone 15 photo quality
- Trip seen as response to concerns over iPhone 15 sales in China
