Why do so many skyscrapers in Hong Kong have holes in the middle?

In Hong Kong, skyscrapers often have a strange hole called "Dragon Gate - a dragon's hole" that makes many people wonder about the reason for their existence. According to experts, although these holes make buildings' usage area significantly reduced, they play an extremely important role in feng shui.

The people of Hong Kong believe that Repulse Bay is located in a favorable position with the back of the mountain, facing the sea, there is a dragon living in the mountains behind the buildings. Therefore, the design of buildings always has a hole where the dragon can go to the sea to drink water and return to the mountain.

Why do so many skyscrapers in Hong Kong have holes in the middle? Picture 1

1. Explaining the mysterious gravity loss phenomenon in some places in Canada?
2. Explain the cause of an electric shock when you bend your elbow on the table