Started in Hsinchu, Taiwan, Guoshizhai brings to Singapore, their uniquely Hakka Kumquat Soy Sauce. Made only with natural ingredients, this soy sauce is full of fruity fragrance and citrus sweetness. It is very suitable when used as a salad dressing on a hot summer afternoon, or as an addition to pickling liquid. Definitely whets the appetite! Shake the bottle before use - to thoroughly mix essential oils of the kumquat, soy sauce and kumquat juice.