The intangible cultural heritage hand-painted sugar paintings are related to sugar.

Sugar painting originated from the "Tang Prime Minister" of the Ming Dynasty. The novelist Chu Renhuo's "Supplementary Collection of Jianhu" records that every time a new deity was worshiped in the Ming Dynasty, "sugar was melted" and he was like a civil servant or military general, so he was jokingly called the "Sugar Prime Minister". Chengdu sugar painting is a unique traditional handicraft that integrates folk arts and crafts and food. It is mainly spread in Chengdu and surrounding areas. Listed in the second batch of China's national intangible cultural heritage list. In February 2022, sugar painting skills were included in Sichuan's "List of Provincial Intangible Cultural Heritage Representative Project Protection Units".

Sugar painting has gradually gained recognition and attention from more and more people. Some artists represented by Cai Shuquan have been recognized through various forms. Cai Shuquan is currently the executive director of the Sichuan Folk Writers and Artists Association. His works and artistic achievements have been published in nearly a hundred newspapers and periodicals at home and abroad, and he has been awarded the "Master of Folk Arts and Crafts" by the Chinese Folk Arts and Crafts Association, the "First-Class Folk Arts and Crafts Artist" by the UNESCO, and the "Master of Folk Arts and Crafts" by the Chinese Folk Arts and Crafts Artists Committee. Awarded the title of "International Folk Arts and Crafts Artist".

Chengdu sugar painting is a unique traditional handicraft that integrates folk arts and crafts and food. It is mainly spread in Chengdu, Sichuan Province and surrounding areas. Listed in the second batch of China's national intangible cultural heritage list.

The themes of sugar paintings include novels, opera characters, auspicious flowers and fruits, birds, animals, text, etc. The shapes of characters and animals are the most interesting. If it is a side image, it will be shaped with lines; For the front image, the head is piled with sugar to form a relief. Due to the fluidity of sugar, even the same image will not have the same shape.