The Prince Hotel in Akasaka, Japan was demolished by a method called "テコレップシステム" in mid-September, 20 1 Japan.

The explanation of the demolition method of "テコレップシステム" building is as follows:

Use the top floor of the building as a cover.

Then use 15 hydraulic jack to support each floor and demolish the building layer by layer from top to bottom.

In this way, the dust will not spread at once, and it will not cause noise pollution to the surrounding ring.