1. Three battery areas in Beijing: Located at the intersection of Zhongguancun South Street, Yuyuantan South Road and Yuanmingyuan West Road in Haidian District, Beijing, it is named after three batteries in this area. These three forts are important defense facilities of Yuanmingyuan in Qing Dynasty, and now they have become historical relics.
2. Huainan Third Fort: Located in Huainan Park, Tongguanshan District, Huainan City, Anhui Province, it is an ancient arsenal in the Ming Dynasty and is now a cultural relic protection unit in Huainan City.
3. Liaoning Third Battalion: Located in the southeast corner of Jiusan Town, Fuxin Mongolian Autonomous County, Fuxin City, Liaoning Province, it is a military fortress, which was built in Jiaqing period of Qing Dynasty and is now a cultural relic protection unit in Liaoning Province.