Tianjin is a city located in China, located along the northern coast. The metropolis is the largest coastal city in the country, and it is one of four municipalities and one of five of China’s national central cities. As of 2016, there is a metro population of 11.558 million.
The metro population of Tianjin is 11,558,000. Within the city, the population is just over 1 million. Tianjin is the largest port in the north, which has led to its role as a major trade center.