The third day of the third lunar month is Shangsi Festival. The third day of March in the lunar calendar is a traditional festival of many ethnic groups in China, among which the Zhuang nationality is a typical one. According to legend, March 3rd in the summer calendar is the birthday of the Yellow Emperor, which was originally a festival to commemorate the Yellow Emperor. In the Central Plains of northern China, there has been "February 2nd, the dragon looks up; On March 3, I was born in Xuanyuan. The earlier Shangsi Festival was held on the first fourth day of the third month of the lunar calendar, and the theme of the activity was infant, also known as spring bath day. According to records, Shangsi Festival has been very popular in the Spring and Autumn Period. In Zhou Li, Zheng Xuan noted: "It was cut off at the age of 20, but now it is like water in March."

"March 3" is not only a simple traditional song festival of Zhuang nationality, but also an important day for Zhuang nationality to worship their ancestors and ancestors of Pangu and Buluotuo.

Every March 3rd, young men and women of Zhuang nationality gather in the streets to sing songs and gather at the riverside for a banquet. At the same time, "March 3rd of Zhuang" is not only an important traditional festival of Zhuang, but also a traditional festival of Han, Yao, Dong and Miao nationalities in Guangxi.

Most of the Zhuang people celebrate the third day of March by catching a song fair, setting up a song shed and holding a song party. Li people call March 3rd Love Day, which is the same as Hainan Miao Festival. She people gather in the ancestral hall from morning till dusk, singing songs and remembering their ancestors, picking leaves of barnyard grass, soaking their tender leaves in sticky rice to cook black rice, and entertaining guests to exorcise evil spirits and pray.