Yangjinzhuang Town, belonging to Jizhou District of Tianjin City, is located in the south of Jizhou District, bordering Da'anzhen Town and Linsi Town of Yutian County of Hebei Province in the east, Xianguang Town in the south, Shangcang Town and Xiawotou Town in the west, and adjoining Limingzhuang Town and Bieshan Town in the north, and is 22 km away from the downtown area of Jizhou City, with a total area of 71.8 square kilometers. As of 2021, Yangjinzhuang Town had a household population of 37,919.
In 1953, Yangjinzhuang Township was established; in 2001, Dazhanshang Township and Yangjinzhuang Township were abolished and Yangjinzhuang Township was merged to establish Yangjinzhuang Town. As of June 2020, Yangjinzhuang Township has 52 administrative villages under its jurisdiction, and the township people's government is located in Yangjinzhuang Village.
As of the end of 2019, Yangjinzhuang Township has 36 industrial enterprises and 76 general stores or supermarkets with a business area of more than 50 square meters.