Xǔ Shàng 許尚 (self-named Héguāng lǎorén 和光老人), of Huátíng 華亭 (modern Sōngjiāng). Active during the Chúnxī period (1174–1189). Lifedates and career unknown. CBDB id 45360 (no further data). Author of KR4d0291 Huátíng bǎiyǒng.