Mandala is a spiritual and ritual symbol in Hinduism and Buddhism, representing the universe. The circular designs in Thangka Painting symbolizes the idea that life is never ending, and everything is connected. The mandala also represents spiritual journey within the individual viewer.
This ancient symbol has a complex and detailed cosmological significance as well. In fact, has been observed that the design of the Shri Yantra, and in particular the triangles, is based on the rules of the Golden Ratio, a mathematical and geometrical equation observed in all of creation.
Keep the Shri Yantra in your home or office or both the places. You can keep any number of Shri Yantras. Shri Yantras of any size and number will usher in maximum harmony, peace and good luck.