Palm: official name. 1. The Book of Rites refers to the fact that the horse's paw in the Xia lawsuit has a fixed position, with four staff sergeant and eight corporal. The following are political, historical, professional and apprentice personnel. Responsible for the restoration of Guogou, and send scholars and civilians to defend. In the Northern Zhou Dynasty, there were six officials who imitated Zhou Li, and Xia Guan's Ministry of War doctor belonged to Staff Sergeant Gu Si and Sergeant. Second, Cao, the official department of Shangshu Province in the Northern Qi Dynasty, has a lot of anecdotes. In the Tang Dynasty, most of the six subordinate departments of Shangshu Province had a post of palm valley, which was in charge of warehouses and furnishings. Tang Zhanggu immediately followed the anecdotes of the Northern Qi Dynasty and changed the old name of Zhou Guan.

Qianniuwei: Set in the post-Wei Dynasty. "Qianniu", the name of the knife, says that the sharpness of the knife can kill Qianniu. Thousand knives are always around, and later they are compared to the guards standing beside the emperor. In the Tang Dynasty, there were left and right Niu Qianwei, who was one of the forbidden guards and belonged to Niu Qian. In the Song Dynasty, there were about 1000 cowboys and generals. Liao and Jin Dynasties were also established and abolished after the Yuan Dynasty.

I looked it up in China Official Dictionary.

The Zhou Dynasty should be the Great Zhou Dynasty established by Wuqi in the Tang Dynasty (also known as the Pseudo-Great Zhou Dynasty or the Wu Zhou Dynasty by historians), so "Niu Qianwei" belongs to the Tang Dynasty Guards. The Book of the New Tang Dynasty: Official Records: Defending, Fighting for the Imperial Army. "Tongdian Guanwanniu Guard": Yang Di changed the left and right collars and halls to the left and right halls. During the Zhenguan period of the Tang Dynasty, he returned to the left and right, leading the government. In the fifth year of Xianqing, Niu Qianfu was established. In the second year of Longxiang, the government changed to Wei. In the second year of Shenlong, it was restored to Wei, and it was transferred to prepare for the corpse. Later, it was changed to a thousand oxtails, which existed in name only at the end of the Tang Dynasty.

Niu Qian is the name of the military attache, an abbreviation compiled by Niu Qian. In the Northern Wei Dynasty, Zhang held an imperial knife and personally guarded the monarch. Tang set Qian Niu Wei as one of the imperial troops.

Thousands of cows are ready to go: the military attache of the guard. Niu Qian, the name of the knife. Zhuangzi said that a sharp knife can kill a thousand cows.

Qian Niuwei: The imperial army mainly protects the emperor and the guards of princes and nobles.

Due to the implementation of the military system in the early Tang Dynasty, the court established the Sixteen Guards. The name of Sixteen Guards changed greatly in the early Tang Dynasty. By the early Tang Dynasty, it was generally fixed as left-right guards, left-right guards, left-right guards, left-right guards, left-right guards, left-right guards, left-right guards, left-right guards, left-right guards.

Qian Niuwei in the Tang Dynasty was the imperial army, and General Qian Niuwei was the commander of the imperial army.

The imperial army is an army to defend the emperor's powerful people.

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References:

1. Baidu Encyclopedia: Niu Qian: Hou Wei. "Qianniu", the name of the knife, says that the sharpness of the knife can kill Qianniu. Thousand knives are always around, and later they are compared to the guards standing beside the emperor. In the Tang Dynasty, there were left and right Niu Qianwei, who was one of the forbidden guards and belonged to Niu Qian. In the Song Dynasty, there were about 1000 cowboys and generals. Liao and Jin Dynasties were also established and abolished after the Yuan Dynasty.