7-8 months. Sugar painting is a traditional handicraft that uses sugar to paint. However, sugar melts easily in the summer, so it cannot be sold during the summer and during the New Year and holidays. Therefore, it can be sold 7-8 months a year. 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. Sichuan folk used to call it sugar cake, sugar cake, sugar lamp shadow, etc.