Why is Bobai County named Bobai? I want the origin of the name Bobai?

Bobai County was called Baizhou in ancient times. It is located in the southeast of Guangxi Zhuang Autonomous Region of the People's Republic of China and belongs to Yulin City. It borders Zhanjiang City, Guangdong Province to the east, Beihai City to the south, Qinzhou City to the west, and Yulin City to the north. It is located at 109°38′-110°17′ east longitude and 21°38′-22°28′ north latitude. It belongs to the monsoon climate zone transitioning from subtropical to tropical. The annual average temperature is 21.9°C, the average annual rainfall is 1756 mm, and the frost-free period is average throughout the year. Up to more than 350 days. Commercial agriculture, specialty agriculture and agricultural industrialization operations have begun to take shape. Famous brand products include woven handicrafts, high-quality rice, longan, lychee, banana, Bobai water spinach, lean pigs, three-yellow chicken, fast-growing and high-yield forests, sisal, etc. History Before the Qin Dynasty, Bobai was located in the south of Lingnan, and its residents were the Xiou Luoyue tribe among the Baiyue ethnic groups. In the early Han Dynasty, present-day Bobai County belonged to the Nanyue Kingdom. During the Northern and Southern Dynasties, Bobai of Liang Dynasty began to establish the county, which has been more than 1,400 years ago.