The escalator has a lifting height of15m, an angle of 30 degrees and a length of about 37-8m, all of which are composed of steel trusses and steps. In fact, this more than 30 meters is "real".

Sightseeing elevator, 15 lifting, except the car, all the others are guide rails and wire ropes, and the tunnel is "empty".

/kloc-the height of 0/5 meters is about three floors of a shopping mall, with about 200,000 to 300,000 sightseeing ladders and nearly one million escalators.