China, Mandarin Zhonghua Renmin Gongheguo [central glorious people's united country; i.e., people's republic], officially People's Republic of China, country (2000 pop. 1,295,000,000), 3,691,502 sq mi (9,561,000 sq km), E Asia. The most populous country in the world, China has a 4,000-mi (6,400-km) coast that fronts on the Yellow Sea, the East China Sea, and the South China Sea. It is elsewhere bounded on the east by Russia and North Korea, on the north by Russia and Mongolia, on the west by Tajikistan, Kyrgyzstan, Kazakhstan, Pakistan, and Afghanistan, and on the south by India, Nepal, Bhutan, Myanmar, Laos, and Vietnam. China's capital is Beijing; Shanghai is its largest city.