Mandala Thangkas are Tibetan Buddhist art with a circular form symbolizing the cyclical nature of the world and life, plus spiritual development & enlightenment. They're a meditation/spiritual practice tool, and a decorative item with symbolic meaning relating to the universe.
This Thangka art has Endless Knot at the center also known as the "Srivatsa" or "Infinite Knot" in Tibetan Buddhism, is a Tibetan Buddhist emblem. It is one of Buddhism's eight auspicious symbols, representing the interconnection of all things in the universe. It is thought to provide good fortune and luck, as well as spiritual protection and guidance. The Endless Knot is a strong and significant symbol in Tibetan Buddhism, reflecting the connectivity and interdependence of all things in the universe