Northern-Sòng court philologist, fl. 984. Held the office zhí Jíxiányuàn 直集賢院. Worked with Chén Péngnián 陳彭年 on the imperial revisions of the Yùpiān KR1j0022 (Dàzhōngxiángfú 6, 1013) and the Guǎngyùn KR1j0055 (Dàzhōngxiángfú 1, 1008) — two of the foundational Northern-Sòng reference works. Beyond these collaborative editorships no further biographical details are recoverable; CBDB carries one entry (#161) with fl. date 984.