In the vast treasure trove of Vietnamese folk art, Xoan singing stands as a unique jewel, inextricably linked to the worship of the Hung Kings — the nation's legendary founders.

VOV.VN - For every Vietnamese person, the Hung Kings’ Temple Festival, also known as the Hung Kings’ Death Anniversary, has become a spiritual symbol, providing a sense of origin, and the convergence of the national cultural identity and values.

VOV.VN - A festival held to commemorate the death anniversary of the Hung Kings opened on April 9 in Viet Tri in the northern province of Phu Tho, attracting an array of local people and visitors.

VOV.VN - In December, 2017, UNESCO inscribed Xoan singing, a Vietnamese folk music genre in Phu Tho province, on the Representative List of the Intangible Cultural Heritage of Humanity.

VOV.VN - A festival to commemorate the death of Hung Kings believed to be the founders of the Vietnamese nation was inaugurated in Viet Tri city, Phu Tho province, on April 21 evening.

A culinary culture festival will be held for the first time within the framework of the Hung Kings Temple Festival in the northern midland province of Phu Tho on April 25-29, with the participation of renowned Vietnamese chefs.

VOV.VN - Xoan singing of the northern midland province of Phu Tho is a folk ritual singing performed in temples and communal houses to worship the Hung Kings, the legendary founders of the Vietnamese nation, deities, or a village's tutelary gods.

Deputy Prime Minister Vu Duc Dam has urged the National Council for Cultural Heritage to focus more on the preservation and promotion of relics to make them a source of strength for national development.​

Politburo member and Prime Minister Nguyen Xuan Phuc has suggested that the northern midland province of Phu Tho turn tourism into a spearhead economic sector by enhancing the added value and quality of services and diversifying tourism products.