China is also the largest country in the world by population as well as hyper-urban. That makes the comparison difficult. The U.S. has 1/4 of China's populatio

China is also the largest country in the world by population as well as hyper-urban. That makes the comparison difficult. The U.S. has 1/4 of China's populations, Chicago is the 3rd largest metro area in the U.S. It has a population comparable to Qingdao, but it's relative influence in the country is similar to Chongqing or Hangzhou.