Gōng Jiànyáng 龔健揚 — Qīng official and junior colleague of 閻純璽 Yán Chúnxǐ. Prefacer of Yán’s Tāichǎn xīnfǎ (KR3ei058) in Yōngzhèng 3 (1725), while Yán was being sent on imperial commission to Guǎngxī. Not in CBDB.