11 vitreous china sanitary wares with or without automatic flush valves; namely, water closets, water closets with micro-computerized wash/dry toilet seats, lavatories, urinals, and bidets; plumbing fittings; namely, shower heads, shower spouts, shower faucets, bath heads, bath spouts, bath faucets, and faucets; bath tubs made of enamelled cast iron or steel and of fiberglass reinforced plastic; prefabricated bathrooms comprising furnishing panels ( floor, walls, and ceiling), bathtubs, water closets, counters, lavatories, plumbing fixtures and mirrors; toilet seats made of fiberglass reinforced plastic with or without multiple functions to facilitate washing and drying; plumbing fittings; namely, automatic urinal flush valves, automatic toilet flush valves, and automatic faucets, and parts and fittings therefor sold together as a unit