Guilin Camellia oleifera is synonymous with tea culture in the living habits of all ethnic groups in northern Guangxi. Gongcheng Camellia oleifera is the representative work and brand of Guilin Camellia oleifera, and Gongcheng Camellia oleifera is the traditional food of Gongcheng Yao compatriots. According to historical records, it began in the Tang Dynasty and has a history of 1000 years. It not only inherits the essence of tea culture, but also integrates the characteristic food culture of Yao nationality in Gongcheng. Gongcheng people have to "beat oil tea" for breakfast every day, and some families can't even eat three meals without oil tea. Drinking camellia oleifera has not only become an interesting thing for people to eat and relax here.