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Jianguomen (simplified Chinese: 建国门; traditional Chinese: 建國門; pinyin: Jiànguómén; lit. 'Gate of Construction of a nation') was a gate in the city wall that once stood in Beijing and is now a transportation hub to the east of city centre. At Jianguomen bridge, the eastern 2nd Ring Road divides Jianguomen Inner Street to the west from Jianguomen Outer Street to the east.
A sub-district, Jianguomen Subdistrict is named after the gate. It is part of the Dongcheng district.