Chin chow drink 仙草水, grass jelly made into a sweet beverage.
Grass jelly, or leaf jelly, is a jelly-like dessert found in China, Hong Kong, Macau, Southeast Asia and Taiwan. It is available in various form, size and packages. It is most typically served chilled in a bowl, either by itself or with fruits, but also used in bubble tea. Outside of Asia, however, it is mostly sold in cans or packets in Asian supermarkets. (wikipedia)
Grass jelly, or leaf jelly, is a jelly-like dessert found in China, Hong Kong, Macau, Southeast Asia and Taiwan. It is available in various form, size and packages. It is most typically served chilled in a bowl, either by itself or with fruits, but also used in bubble tea. Outside of Asia, however, it is mostly sold in cans or packets in Asian supermarkets. (wikipedia)