Jiangnan region is rich in intangible cultural heritage, especially in Suzhou. Suzhou boasts seven representative works of human intangible cultural heritage, including Kun Opera, Guqin, Dragon Boat Festival customs, Song Jin, Kesi, Xiangshan traditional architectural skills, and Biluochun green tea production skills. This course delves into the intangible cultural heritage of Jiangnan, particularly Kun Opera - the oldest form of Chinese drama. Kun Opera, originally known as "Kunshan Tune," is an ancient Chinese opera tune and genre belonging to traditional Chinese Han culture and art. It is a treasure in Chinese opera art, renowned as an "orchid" in the garden of arts. Many local operas have been nurtured and nourished by the art of Kun Opera in various ways, earning it the nickname "the ancestor of all operas." This course elaborates on the historical evolution and unique performing arts of Kun Opera, as well as classic repertoires such as "The Peony Pavilion" and "The Palace of Eternal Life," highlighting Kun Opera's pivotal position in the opera world and its invaluable worth as a human intangible cultural heritage.