Her works include a grammar of Manchu (1983), a dictionary of Jurchen (2003), and a study of Khitan memorial inscriptions (2005), as well as various studies on the phonology and grammar of the Khitan language.
She is a direct descendant of the Qianlong Emperor as Jin Guangping was a sixth generation descendant of Qianlong's fifth son, Prince Rongchun (Aisin-Gioro Yongqi).
[1] Other ancestors include the poet Gu Taiqing, who was the wife of Prince Rongchun's grandson, Aisin-Gioro Yihui (1799–1838).
[3] She now lives in Japan, and is married to Yoshimoto Michimasa (吉本道雅) (born 1959), a Japanese historian of China.
During the 1970s a number of gold and silver paiza were unearthed in China; these all had the same inscription which was assumed to be written in the Khitan small script.