1781 Addison Way, Hayward
Located in an industrial area, this place sells a variety of soy products at wholesale prices. It's the same unit price whether you buy in bulk or not. Beware the business hours are in flux during shelter in place, so best to call ahead and check in case they close earlier than the listed time.
They make a variety of tofu products fresh for local brands and restaurants. Their prices are cheaper than Asian supermarkets.
1781 Addison Way, Hayward, CA 94544