a poet and recluse from the late Yuan to early Ming dynasty, known for his plaintive and poignant poetry, and the author of 'Jing Si Ji'.

a Taoist of the Jin Dynasty, one of the Northern Seven Real Ones of Quanzhen Taoism, who studied under Wang Chongyang and co-founded the Yuxian sect with his wife Sun Bu'er, skilled in acupuncture, and authored works such as 'Shen Guang Can' and 'Dong Xuan Jin Yu Ji'.

A bibliophile and textual critic of the late Qing and early Republican era, known for his works 'The Collection of Si Dang Study' and 'Corrections to Qian Zunwang's Reading Notes'.