From April 12 to 14, the China-U.S. Youth Health Academic Visit was held in Fuzhou. The event was sponsored by the Chinese People's Association for Friendship with Foreign Countries and organized by the Foreign Affairs Office of the Fujian Provincial People's Government, the Fujian Provincial Health Commission, and the Fuzhou Municipal People's Government. More than 40 young participants from China and the United States took part in the exchange. As part of the program, they made a special visit to Kuliang. What is it about Kuliang that has captured the hearts of young American doctors?