The People's Republic of China has a population of over 1.3 billion people and a land area of over 9.5 million square kilometers. It has a communist government and Beijing is the capital city. The dominant ethnic group is Han Chinese who make up over 90% of the population. China has a growing economy as the second largest in the world, with a GDP of over $11 trillion based on purchasing power parity. Some of China's top companies include State Grid, ICBC, China Mobile and Sinopec Group. China also has many top business schools like CEIBS, Guanghua School of Management and Tsinghua SEM.