The 58-year-old Li Mingchuan was originally a junior high-school geography teacher. During his decades of teaching, he spent his leisure time doing work to protect the swans.
今年五十八歲的李明傳，原是當地中學的地理教師，在幾十年的教學生涯中，他將業餘時間全部用在保護天鵝上。