1959 was included in Changping County, merged with Shahe, Beijiao Farm and Beiqijia, and changed to Shahe Commune.

196 1 analysis and establishment of dongxiaokou commune.

1983 changed to xiaodongkou township.

1996, Xiaodongkou Township covers an area of 15.5 square kilometers and has a population of 0.8 million. It governs nine administrative villages, namely Dongxiaokou Village, Zhongtan Village, Chen Jiaying Village, Taipingzhuang Village, hejia village, Lujia Village, Shanjia Village, Luzhuang Village and Dianshang Village. Huoying Town covers an area of 15 square kilometers and has a population of 7,000. Banban Tower, Wei Yao, Shangpo, Xiaoxinzhuang, Liangzhuang, Huo Ying and Maliandian are under its jurisdiction.

199765438+February, Dongxiaokou Town was abolished and Dongxiaokou Town was established.

1999, Huoying Township was revoked and merged into Dongxiaokou Town.

At the end of 2002, the town government settled in Zhongtan Village, covering an area of 30.04 square kilometers, with a population of 1.56 million, governing 8 communities and 16 administrative villages.

On June 65438+February 65438+June 2004, a regional office was established in Zhongtan Village.

At the end of 2006, Dongxiaokou area covers an area of 32.2 square kilometers and has a population of 230,000, which governs 3 1 community and 16 administrative villages.

In 2008, it managed 35 communities and 65,438+06 administrative villages.

20 1 1 governs 40 communities and 16 administrative villages.

2012121231,Dongxiaokou area was officially "divided into four", and three sub-district offices, namely Tiantongyuan North, Tiantongyuan South and Huoying, were formally established. Tiantongyuan North Sub-district Office is temporarily located at No.69, Taipingzhuang North Street, with its jurisdiction east to Beiqijia, west to the boundary between Zhongtan Village and Taipingzhuang Village, south to Taipingzhuang Middle Street and north to the boundary between Beiqijia Dongsanqi Village. Tiantongyuan South Sub-district Office is temporarily located at No.82, North Third Street, Zhongtan Village. The area under its jurisdiction starts from the east wall of Tiantongyuan in the east, ends at the border of Dongxiaokou Village in Chen Ying Village in the west, ends at the border of Chaoyang District in Haidian in the south, and ends at Taipingzhuang Middle Street in the north. It manages 15 communities and 1 village (Chen Ying Village). Huo Ying Sub-district Office is temporarily located at No.207, Ping Huang Road, and its jurisdiction is east to Huoying village boundary, west to Huilongguan community, south to Huoyinglang village boundary and north to Huinan Road.

After the establishment of the three sub-district offices, the remaining part of the original Dongxiaokou regional office area is the adjusted Dongxiaokou regional office area, and the resident of the regional office remains unchanged.