Telecommunications in China pie charts). China's number of Internet users or netizens topped 137 million by the end of 2006, an increase of 23.4% from a year before and 162 million by June 2007, making China the second largest Internet user after the United States. The latest figure (December 2011) have China's internet users exceeding 513 million making it the largest internet user in the world. As of 2004, the largest concentration of Internet users were from Guangdong, Zhejiang, Fujian, Jiangsu, Liaoning, Shandong and Hubei provinces. Beijing, Shanghai and Tianjin also had a high concentration of Internet users, with 28% of Beijing's population
Koreans in China thousand Goryeo households was brought under his administration. In 1266, Wang Jun (), a member of the Goryeo royal family, was sent to the Mongol Empire as a hostage. There were 2,000 Goryeo households accompanying him and settled down in current-day Shenyang city in Northeast China. The Korean population in China surged during the Ming Dynasty. According to the "Chronicles of Liaodong" (), Koreans and Manchus accounted for 30% of the total local population in Northeast China. In 1386, the Ming government set up the Dongningwei () and Guangningwei () to settle the increasing Korean population in Northeast China. Between