这个设计是为了在搞成建筑物发生火灾时人们能够迅速逃离现场的求生装备,当人们处在孤立和无法迅速逃离的状况是可以使用它,简单的使用方法让各类人群都能够轻松的使用它移动到附近的安全建筑物里面.经济的发展使大量人口进入大城市（大都市）,人口的密集使得建筑物越来越高,随着建筑物的增高危险也在上升,高层建筑发生火灾时现在的消防装备无法迅速进行有效的救援工作渐渐成为问题
This is designed to fire in the building when people mess quickly fled the scene of survival equipment, when people are in isolation and can not escape the situation can quickly use it, simple to use for all types of people can easily use it moved to a nearby safe inside the building. Economic development so that large numbers of people into cities (city), population density makes the building more and more, with the increased risk on the rise buildings, high-rise building fires, fire-fighting equipment can not now, when rapid and effective rescue work gradually become a problem