The soldiers stationed in Shi Jing are divided into three battalions, and there are thousands of commanders, commanders and other key officials, whose positions are very low. Green camp was established in the Qing Dynasty, and the flood season was below the battalion, with the commander in chief, called the "battalion commander", as the military attache with six grades and the commander in chief with seven grades. In addition, all the guards and guards under the governor of grain transportation are divided into more than a thousand commanders, who command and lead the grain transportation army. They are called guards and guards. There are nine gates in the capital and seven gates outside the city. Each gate is guarded by a commander, which is called a commander. Tusi officials in Sichuan, Yunnan and other provinces also have this position, which is called Qian Tu Sect and Batu Sect.