Battalion battle slogan

Firearms camp is located in the north of indigo plant in Haidian District. Qingganlong was built in 35 years (1770), which is a place where officers and men of the Eight Banners of Firearms Camp exercise and perform martial arts together. Firearms camp specializes in manufacturing shells, gunpowder and all kinds of firearms needed for fighting. Usually, he also exercises bow and arrow and gun skills and undertakes the vigilance task of the capital. Firearms camp is rectangular, about four miles long from north to south and one mile long from east to west. This is an independent city with walls and doors. Five crosswalks were built in the middle of the camp to separate the flag camp. Each battalion of Zhang Jing has five detachments, which are responsible for government affairs, economy, household registration, money and grain and commercial affairs. Streets and some old camps still exist, which are important physical materials for studying the history of Manchu Eight Banners in Qing Dynasty.

Blue Flag Camp in Qing Dynasty is located on the west bank of the long river in the south of the Summer Palace. The name of the present site is "Old Barracks".