高速公路应急出口活动隔栅，能够更好的缓解车辆的冲撞力，减小交通事故的损害。应急时拆装方便快捷。并且实现了主动报警，无需人工操作，即自动报警，准确率可以精确到1米内。给单人出行或受伤严重时提供了最快的救援时间。本套设施还可以安装太阳能发电组件若干，全线提供广告位置，两项的运行费用极低且收入颇高，5年内可收回全部投资。（净收入比通行收费净收入高数百倍）。

　　Highway emergency exit activities grille, better able to alleviate the impact force of the vehicle, reducing the traffic accident damage. Emergency disassembly when convenient. And the realization of active alarm, without manual operation, automatically alarm, the accuracy can be accurate to within 1 meter. It provides the most adequate time to rescue single travelers or serious injury. This set of solar power facilities can also install a number of components, to provide the full range of advertising space, both extremely low operating costs and high income, investment recovery within five years. (Net income ratio net charge high pass hundreds of times).