In the early days, some people from the northern provinces in China relocated to Chiayi. They had a difficult time acclimating and became ill every summer due to Taiwan's sweltering heat. Eating Chang's grass-jelly ice helped them cool down.
早年一些從大陸北方遷來嘉義的外省人，水土不服，每逢溽暑經常鬧病，後來吃了張秋冬的仙草冰，消暑解熱，整個人變得輕爽許多。