In the mid-Warring States period, it was the capital of Pakistan.

In 3 14 BC, Qin destroyed Ba and established Langzhong County, which has a history of more than 2,300 years.

Counties, prefectures, prefectures and roads have been established here for generations.

Zhang Fei, a famous scholar in Shu and Han dynasties, guarded Langzhong for 7 years.

Tang Gaozu's sons Teng Wang Yuanying and Lu Wang Lingkui are both Langzhong people.

In the late Ming and early Qing dynasties, Sichuan was established as a temporary provincial capital 17, which is the political, economic, military and cultural center of northern Sichuan.