The portable plateau booster cabin, with working pressure of 0.03mpa, is made of new high-tech material soft capsule. It can be folded and placed in the box. It is equipped with double sets of pressurizing equipment, including mechanical booster pump and silent small air compressor. It has the advantages of light weight, convenient carrying and simple operation. It can be used in mountain climbers and tourist groups. It is an ideal equipment for relieving hypoxia and preventing acute altitude diseases in high altitude areas.