Phat Mau Man Nuong is a form of ancestor worship that has been practiced in Vietnamese culture for centuries. It involves offering food, incense, and other offerings to the ancestors in order to bring good luck and fortune. The practice is deeply rooted in Vietnamese culture and is still practiced today, often associated with the Lunar New Year and other important events. Despite the challenges facing the preservation of this tradition in modern times, Phat Mau Man Nuong remains an important part of Vietnamese spirituality and customs.