Thanh Ha Pottery Ancestor Commemoration Festival is held annually on the 9th and 10th of the 7th lunar month to pay tribute to the ancestors who created the pottery profession; at the same time, educate the descendants and young generations of the village about the origin, history, as well as the awareness of preserving the traditional craft passed down by their ancestors.

In recent years, the pottery ancestor festival is no longer limited to the village, but has expanded to the city level. This year's festival takes place on August 12 and 13 with many activities such as art festivals, pottery demonstrations, folk games, pottery product displays, etc. Especially on August 13, villagers organize a procession - welcoming the ancestors, a craft competition, traditional boat racing, etc.

According to the organizers, the festival contributes to promoting and introducing the image of traditional craft villages to domestic and foreign tourists; thereby helping to increase income so that people can confidently stick with and develop the traditional pottery profession.

In 2023, Nam Dieu pottery village welcomed nearly 600,000 visitors, most of whom were international visitors. Ticket sales revenue reached 17 billion VND.