Three minutes. A super rich tomato-flavored ketchup noodle, a Uni-President product, its three-minute soak in hot water is the optimal serving time. The term "unification" generally refers to Uni-President China Holdings Ltd. Uni-President China Holdings Limited, the holding company of Taiwanese food manufacturer Uni-President, is one of the leading Taiwanese manufacturers of non-carbonated beverages and instant noodles in China.