2020-2025年全国移动电话通话时长统计分析：2025年累计值为40815.62亿分钟，累计下降5.3%

Core Insights - The total mobile phone call duration in China for the year 2025 is projected to be 40,815.62 billion minutes, reflecting a decline of 5.3% compared to previous years [1] - In December 2025, the mobile phone call duration is expected to reach 3,354.64 billion minutes, showing a year-on-year decrease of 4.8% but a month-on-month increase of 1.5% [1] Summary by Category - Overall Trends - The cumulative mobile phone call duration is experiencing a significant decline over the years, indicating a potential shift in consumer behavior or market dynamics [1] - Monthly and Yearly Comparisons - December 2025's call duration shows a slight recovery on a month-to-month basis, with a 1.5% increase, despite the overall yearly decline [1]