Master Wanxing was born in Hubei Province of China in 1971 ,and got ordination in Nanputuo Temple in Xiamen in Fujian Province when he was 18 years old. He graduated from Minnan Buddhist Institute at the age of 22. In order to seek the esoteric Buddhism, he successively practiced Bigvan for three times which lasted for seven years in total. This book Full Moon in His Mind was written soon after completing his third practice of Bigvan. It has been reprinted many times and has an important impact among Buddhists. Now Master Wanxing acts as the Chairman of Wengyuan Buddhist Association, and he is the founder of Donghua Temple in Guangdong Province. Because he has been caring and supporting about the public welfare continually, he was entitled " Star of Mercy" by Guangdong Provincial Authority in 2005.