腾讯张军发文谈微信15周年：因为微信，我们不再孤独

Core Insights - Tencent's WeChat celebrates its 15th anniversary, reflecting on its journey and the connection it has fostered among users [1][4] - The daily active users engaging with Moments has reached 780 million, with 120 million users posting on Moments daily [3][7] Group 1 - WeChat was launched on January 21, 2011, with its 1.0 beta version [3][7] - The company emphasizes the youthful spirit of its team members despite the passage of time and various challenges [1][4] - WeChat has played a significant role in reducing loneliness by connecting individuals [1][4]