The document provides statistics on Chinese internet usage in 2013, including: 1) Age demographics showed the largest percentage of users were between 20-29 years old. 2) The most popular social platforms were WeChat, QQ, and Microblog, with WeChat having the highest usage rate of 71.8%. 3) The number of internet users grew significantly between 2005-2013, reaching 617.58 million users by 2013, with mobile phones becoming the dominant device used by 73% of users.