The traditional Chinese theory based on the laws of Heaven & Earth, which literally means Wind – Water is Feng Shui (pronounced Fung Shway).
Traditional feng shui practice always requires an extremely accurate Chinese compass, or luo pan, in order to determine the directions in finding any auspicious sector in your desired place.
I hope this place in Prince Plaza, Egmore is following the traditional ways to determine the auspicious sector in your home / office.
It helps to regulate the flow of energy in the house or office. If the energy is allowed to flow in the right direction it helps in overall mental balance. We call it Vaasthu and i have seen it produce remarkable results.