Beijing is the first super-large city in China to put forward the concept of reducing development, adhere to slimming and fitness, and promote the green transformation and upgrading of the industry.

Beijing for short is the capital of People's Republic of China (PRC). One of the four municipalities directly under the Central Government and the second largest city in China. It is a national political center, cultural center, international exchange center and scientific and technological innovation center. It is a world-famous ancient capital and a modern international city.