Pinplay, March 3 - according to the latest report of trendforce, apple increased its iPhone production in the latest quarter to an all-time high of 85.5 million, which helped the overall production of the smartphone industry increase by 9.5% between the third quarter and the fourth quarter of 2021. Apple maintained a consistent leading position in the ranking of smartphone brand production in the fourth quarter of 2021. In the fourth quarter of 2021, apple increased its production to an all-time high of 85.5 million, an increase of 66% month on month.