Emperor Gaozu's blunder in Jiaozhi County is an event of great significance in the history of China. According to relevant public information, Emperor Gaozu's mistake in Jiaozhi County is an event of great significance in the history of China. After the reunification of China, Emperor Gaozu Liu Bang decided to hand over the Qin Dynasty, that is, forced the nobles of Qin to change the traditional cultural customs and adopt the cultural customs of the Han Dynasty. At that time, this policy was considered as a necessary measure to unify culture and maintain the rule, but it actually caused great psychological and cultural trauma to the nobles and people of Qin State, which led to the rebellion and rebellion of Qin State.