Legend of the city because there are wells, wells Baiwu vacant, its shape like a Bailong, billowed into the Jiuxiao, therefore Gongsun Shu claimed Baidi, the city also renamed Baidicheng.

• 因为传说城中有井，井中白雾腾空，其形状宛如一条白龙，直冲九霄，于是公孙述自称白帝，城也改名白帝城。