重庆——世界最大城市区的设计魅力

Population of Earth is growing up drastically every year, reaching to 8 billions in 2023, and this race won't stop in near future. 

Chongqing is the New World Habitat... 

The municipality of Chongqing, which is around the size of Austria, includes the city of Chongqing and various non-connected cities, and it is actually the world's largest urban area.