Commercial quantities of SanLu milk powder was sold in Taiwan and some has already been used in breads, pastries, and milk drinks (like canned, sweetened coffee or tea drinks). These foods have already been consumed.
Fortunately, these were consumed by people who also ate and drank other foods and drinks, so nobody in Taiwan has fallen ill like the Chinese infants whose diets consisted exclusively of melamine-adulterated infant formula.
was sold in Taiwan = were sold in Taiwan