page_title: Tianjin
section_title: Tianjin Port Free Trade Zone
hierarchical_section_title: Tianjin / Economy / Tianjin Port Free Trade Zone
caption_attribution_description: 佩洛西访问天津清源电动车辆有限责任公司工厂; Nancy Pelosi visiting Tianjin Qingyuan Electric Vehicle Co Ltd, Tianjin, China
context_page_description: Tianjin, alternately romanized as Tientsin, is a municipality and a coastal metropolis in Northern China on the shore of the Bohai Sea. It is one of the nine national central cities in Mainland China, with a total population estimated at 15,621,200 in 2016. Its built-up area, made up of 12 central districts, was home to 12,491,300 inhabitants in 2016 and is also the world's 29th-largest agglomeration and 11th-most populous city proper.
  It is governed as one of the four municipalities under the direct administration of Chinese central government and is thus under direct administration of the State Council. Tianjin borders Hebei Province and Beijing Municipality, bounded to the east by the Bohai Gulf portion of the Yellow Sea. Part of the Bohai Economic Rim, it is the largest coastal city in northern China.
  In terms of urban population, Tianjin is the fourth largest in China, after Shanghai, Beijing, and Guangzhou. In terms of administrative area population, Tianjin ranks fifth in Mainland China. The walled city of Tianjin was built in 1404. As a treaty port since 1860, Tianjin has been a major seaport and gateway to Beijing.
context_section_description: Tianjin Port Free Trade Zone is the largest free trade zone in northern China as well as the only free trade zone in northern China. The zone was approved to be established in 1991 by State Council. It is 30 km (19 mi) from Tianjin city proper, less than 1 km (0.62 mi) away from the wharf and only 38 km (24 mi) away from Tianjin Binhai International Airport.
caption: US Congresswoman Nancy Pelosi visiting Tianjin Qingyuan Electric Vehicle in 2009
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