Gieng Tanh communal house belongs to Gieng Tanh village, Kim Phu commune, Yen Son district, where spiritual beliefs express the identity of the community living on Gieng Tanh land. In Gieng Tanh communal house, there are many festivals, the main festival is held on the 10th of January of lunar calendar every year.

Gieng Tanh village communal house is famous for its sacredness. The communal house was built in the year of the Dog (1706) [1]. Legend has it that Tieu Hiep Phuong, a commoner living in poverty, came to Hung Temple to ask for help for the people through the tribulation. King Hung nominated two saints, namely "King of the King Ngoc Son, army of the great king" and "King of the King Nghiem Son loyal to serve him" to Yen Son to protect the Gieng Tanh villagers. Since then, this place has made a peaceful business, with abundant harvests. Grateful to the two saints, the Ganh Tanh people built a temple to commemorate and took January 10 as the anniversary of the death of the village. The communal house also worships Shaan Hoa princess who worships the village's supporting deities, Nong, Tho and Long Vuong, and Luong Thi Hai, who is said to have provided food for the insurgent army. The communal house was built on a flat ground in Kim Phu field. The front turns north, there is a stream running. Behind the communal house is leaning on Nghiem mountain, on the left is La mountain, on the right is the village of Cao Lan people. The communal house has 3 compartments, wooden frame and roofing tiles. In the middle, there is a incense project painted with golden vesicles, with many meticulously carved patterns, the highlight is the upper part of the incense project, which touches a pair of dragons on the moon, around the dragons are gently winding clouds. The harem has an altar built of bricks about 2 meters high, around the altar with a diaphragm, carved wooden jackfruit couplets. The highest place is located the tablet of the two gods Thanh Hoang. Due to the time and weather affecting the space and architecture of the communal house, the people of Gieng Tanh Cultural Village have decided to contribute efforts to rebuild the house and have been completed in May of the well of Ky Ky. Pig (2019).

* Gieng Well

Gieng Tanh is about 200 m to the north of Gieng Tanh communal house. The special feature of Gieng Tanh is that the water level of the well is always higher than the water level of surrounding fields, streams, lakes. Gieng Tanh water is available year round, never runs out, the water is very clear so people call it Gieng Tanh (in Cao Lan "Tanh" means pure, pure, not stinking). According to the people of Gieng Tanh village, the well was known in Nham Tuat year (1706). At that time, some lineages of the Cao Lan ethnic group moved to the North to find new places to live. One day the ancestors saw this area flat, fertile land, lush trees, especially with clear water so they made a village and named the village. Previously, the whole village used water from Gieng Tanh. During the festival of the communal house (January 10 every year), Cao Lan people take the well water to worship the communal house because they believe that taking the well water to worship will be very sacred.

Gieng Tanh Communal House Festival includes ceremonies and festivals, this is the biggest festival of the year for Cao Lan ethnic people in Kim Phu commune, Yen Son district. The festival takes place in 1 day 2 nights. The ceremony will take place from the night of January 9 until the next half of the day, and half of the day and the night of the 10th will be for the festival. The ceremony was held in the communal house according to the traditional ritual, opening the festival with 7 participants including: Priest, initiator, altar reader and 4 accept Dư (the celebrant wears red shirt, the remaining socks both wear blue clothes). Part of offering sacrifices in the communal house according to traditional rituals, the content has spiritual meaning, pray for favorable rain and wind, lush crops, all things develop ...

The festival part of Gieng Tanh communal house festival started very early, even the ceremony in the communal house has not ended, including folk games: tung tung, cockfighting, pushing sticks, swinging ... Apart from the games Folk, a cultural activity with the distinctive characteristics of the Cao Lan people indispensable in the festival is Singing Sing ca. Singing Sings singing at Geng Tanh village communal house festival in Kim Phu commune is mainly for young men and women divided into many singing episodes. The first episodes are singing to get to know each other, then singing to evaluate each other's understanding, from which to come to confess your love.

Gieng Tanh village communal house really contributes to building the cultural and spiritual life of Kim Phu ethnic community. Gieng Tanh communal house festival has really become a regional festival, not only meeting the needs of festivals of Cao Lan people but also a cultural festival for many ethnic groups in Tuyen Quang province.