2. Soy sauce is actually the way soy sauce gets old. Soy sauce will become soy sauce after two or three months of airing, so soy sauce will become stronger than soy sauce. Its function is to color, for example, the braised pork we often eat depends on the color of old cigarettes, and the dishes after old cigarettes still taste a little sweet.

3. Ordinary soy sauce is between soy sauce and soy sauce. It is heavier, saltier and richer in taste than soy sauce, which is suitable for northerners. It is a popular comprehensive soy sauce.