This document summarizes key differences between internet usage in China and the United States. It notes that the average Chinese internet user is younger, internet cafes are more common, and ecommerce faces challenges like lack of credit cards. Chinese users spend more time browsing content online rather than typing. Top industries include online gaming, music, video, social networks, and blogging. The internet played a role in communicating during a recent earthquake in China. In conclusion, the Chinese internet both shares aspects of the global internet but also contains local characteristics unique to China.