Short Biography of Grandmaster Datong Grandmaster Datong (Master Letian):  A Chinese-American, founder of “Feng Huang Yuan  – The Return of Life to Great Cosmic Unity System” and “Tian Gong” (predecessor of Feng Huang Yuan), and chairman of Feng Huang Yuan International Association and Tian Gong International Foundation. He currently resides in San Francisco, United States. … Continue reading Grandmaster Datong