Using IP54(anticorrosion grade)waterproof control system and traction, IP65(anticorrosion) grade) waterproof electrical parts. frame, unit, curve guide-rail and so on are added anticorrosion floor. Added central automatic lubricator and many other first-class safety equipment and material. Type elevator has special designed functions which includes auto-vent system, water-alarm system, Lower machine room Hydraulic pumping system, Auto temperature detection andheater system guarantee the elevator can be safety operated in any bad working environment.