Tra Co communal house festival is undergo in Tra Co ward, the border city of Mong Cai, Quang Ninh province. This year's festival began on July 5 (the last day of the fifth lunar month each year) and will close on July 8 to honor the tutelary genies of the village and pray for the villagers. The Tra Co communal house was built in the late Le Dynasty (1428 - 1788). The 600-year-old house in the Vietnamese architectural style at the center of the village is a border marker of culture and history affirming Vietnam's territorial sovereignty.Source: Vietnam News Agency