hat
◎ Excellent ki pa pèmeyabilite ki ak sant prezèvasyon, bon ray anti-iltravyolè ak lòt radyasyon, ki anpil elaji validite tiyo a ak efektivman evite elvaj nan bakteri tiyo enteryè.
eng
◎Excellent non-permeability and scent preservation, good anti-ultraviolet ray and other radiations, which greatly enlarge the pipe’s lifespan and effectively avoid breeding of bacteria inner pipes.