According to media reports, the material cost of Apple's iPhone 15 Pro Max is $558 (currently about 4,079 yuan), and the production cost of the iPhone 15 Pro is $523, up 8% from the same period last year.。This data shows that Apple's cost pressure in the production process is increasing.。Although the increase in material costs may be due to external factors, such as global supply chain issues and rising raw material prices, the increase is still cause for concern。