Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plastics and resins in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, tubes and hoses, not of metal
未加工和半加工的橡胶、古塔胶、树胶、石棉、云母及这些材料的代用品;生产用成型塑料和树脂制品;包装、填充和绝缘用材料;非金属软管和非金属柔性管