Rubber hoses for water supply and water drainage; rubber tubes for water supply and water drainage; plastic hoses for water supply and water drainage; flexible plastic tubes for water supply and water drainage; non-metal flexible pipes, hoses and tubes for food suction and discharge; non-metal flexible pipes for use in liquid, powder and gas suction and discharge; non-metal hoses made of rubber or plastic for use in water, liquid, powder and gas suction and discharge; non-metal flexible tubes...