Tianjin is the largest coastal city in northern China. In terms of urban population, Tianjin is the fourth largest in China, after Shanghai, Beijing, and Guangzhou. In terms of administrative area population, Tianjin ranks fifth in Mainland China. The walled city of Tianjin was built in 1404. As a treaty port since 1860, Tianjin has been a major seaport and gateway to Beijing. During the Boxer Rebellion the city was the seat of the Tianjin Provisional Government. Under the Qing dynasty and the Republic of China, Tianjin became one of the largest cities in the region. At that time, numerous European-style
Internet in China Internet in China China has been on the internet intermittently since May 1989 and on a permanent basis since 20 April 1994. In 2008 China became the country with the largest population on the Internet and has remained so. As of July 2016, 730,723,960 people (53.2% of the country's total population) were internet users. China's first foray into global cyberspace was an email (not TCP/IP based and thus technically not internet) sent on 20 September 1987 to University of Karlsruhe. It said "Across the Great Wall, we can reach every corner in the world" (). This has since become a