In terms of profitability, Apple’s gross profit was US$50.332 billion, a year-on-year decrease of 7%, and its gross profit margin was 42.96%, a slight increase from the previous quarter. Operating profit was US$36.016 billion, down 13.19% year-on-year, mainly due to a 22.25% increase in R&D expenses year-on-year, operating profit margin increased to 30.7% from the previous quarter, net profit was US$29.998 billion, down 13.38% year-on-year, and net profit margin increased to 25.61% month-on-month.