Beijing is the capital of the People’s Republic of China, the world’s third most populous city proper, and most populous capital city. The city, located in northern China, is governed as a municipality under the direct administration of the central government with 16 urban, suburban, and rural districts. Beijing is mostly surrounded by Hebei Province with the exception of neighboring Tianjin to the southeast; together, the three divisions form the Jingjinji megalopolis and the national capital region of China.