Liu Zangyuan, a national gift artist, a national first-class artist, and a winner of the May 1st Labor Medal. The works are hung in the office building of the National People's Congress and the Beijing West Hotel, and were once presented to President Putin. The market price is 250,000 per square foot, and each Guanyin painting costs more than one million. If it is genuine, it is recommended to collect it as the price will increase.