- Black Soy Milk from Kuang Chuan
- 200ml ready-to-drink soy drink
- 24 units per export carton
- 9 month shelf life

Kuang Chuan Black Soy Milk is a 200ml ready-to-drink soy drink sold under the Kuang Chuan brand. It is a soy milk made from black soybeans rather than yellow soybeans. It is opened and drunk as it is, most often chilled, and fits snack time, meals and on-the-go drinking.
Export cartons carry 24 units each, and the shelf life is 9 months. Ground Biotech exports it from Taiwan on a wholesale basis to importers, distributors and Asian supermarkets carrying Taiwanese soy and grain drinks.