High- rise Safety Technology Limited of Dongguan city is a High-tech Enterprise specialized in the high-rise escape equipment research, design and production. The product of Chain type high-rise group escaper belongs to soft-rail life-saver, which is designed by the aviation life-saving specialists. It has obtained the national invention patent and passed the national fire-fighting equipment quality inspection. China certification received in Nov., 2011 and EN341- 2011 in 2013.
     Chain type highrise group descender  is a kind of light weight/ group escape device which have multiple models according to different requirements. The carrying chain can be quick installed, has a high carrying capacity and no need fixed installation / anchor point. The anchor points are flexible. The speed reducers are out-standing with stable descent speed, high reliability, immunity to oil or water soaking and so it works in all weather, the full metal mechanism proofs it to has no chance of free falling from height as it descends not by means of  simply friction between the brake material and the metal case. Chain can carry 8 people at the same time and it takes about 15 minutes to escape 100 people in a 20 floors building, people can escape from different floors simultaneously.
      The biggest advantage of Chain type High- rise fire escaper is saving group of people at the same time.