In 20 14, the state put forward a major national strategy of integrating Beijing-Tianjin-Hebei, building a core functional area in the central part of the country, and speeding up the construction of a modern capital metropolitan area in Beijing-Tianjin-Hebei region.

From the perspective of the whole Beijing-Tianjin-Hebei city, Beijing's future built-up area will continue to extend to the southeast, and gradually integrate with Tianjin and xiong'an new area to achieve coordinated regional development.