Mung bean cake is generally eaten at the Dragon Boat Festival, mung bean cake is cooked raw made of pastries, Dragon Boat Festival, also known as the Duan Yang Festival, originated from the worship of heavenly phenomena, evolved from the ancient times of the sacrifice of the dragon, picking the dragon boat and food dumplings is the two major rites of the Dragon Boat Festival, the two major rites of the Dragon Boat Festival, these two rites of the Dragon Boat Festival in China since ancient times.

The Dragon Boat Festival is known as one of the four major traditional festivals in China, together with the Spring Festival, Qingming Festival and Mid-Autumn Festival. Duanwu culture has a wide influence in the world, and some countries and regions in the world also have activities to celebrate Duanwu. The Dragon Boat Festival became the first Chinese festival to be selected as a World Nonheritage. The Dragon Boat Festival is officially recognized by the Japanese government as the statutory Children's Day, and has become one of the five major festivals in Japan.