Which district does Sino-Singapore Eco-City belong to?

Tianjin Eco-City is part of Tianjin Binhai New Area. Sino-Singapore Tianjin Eco-City is located in Tianjin Binhai New Area, an important strategic area for China's national development. It is adjacent to the Tianjin Economic and Technological Development Zone, Tianjin Port and the seaside leisure and tourism area. It is located between Tanggu District and Hangu District, 45 kilometers away from the central city of Tianjin and 45 kilometers away from Beijing. 150 kilometers, with a total area of ??31.23 square kilometers and a planned permanent population of 350,000.