Communal house belongs to Kim Doi village (now Ca hamlet), Tan Trao commune, Son Duong district. The communal house was built in 1919, with pure wood architecture, palm leaf roof, family of 3 compartments of 2 facades, and the shape of a mountain stilt house. Hong Thai communal house is like the communal house of Vietnam with the function of worshiping the village's tutelary gods, the spirit of the river, the gods of the mountains and the gods around the region. In addition, the temple also worshiped a human being Ngoc Dung Cong Princess. Moreover, the family is also a place of cultural activities, village meetings. Every year, villagers organize many worshiping ceremonies at home, holidays based on the season of the year. The biggest holiday is on the 3rd day of the first lunar month, during this holiday, people organize a ceremony for the procession of Princess Ngoc Dung; The festival has many interesting games such as singing, singing, folk games ... In addition to cultural and religious values, the temple is also historically valuable. Because this is the first stop of the leader Nguyen Ai Quoc when he came from Pac Bo, Cao Bang came to Tan Trao Revolutionary base on ... View more