Yi Hu Chong (翼虎銃)

Drawing of a Yi Hu Chong, from 'Wu Bei Zhi (《武備志》)'.

Yi Hu Chong (翼虎銃, lit. 'Winged tiger gun'), sometimes also known as Yi Hu Pao (翼虎砲, lit. 'Winged tiger cannon') was a rare type of fire lance with three bamboo barrels and five hooks. It was a fairly long weapon, measuring one zhang five chi in length, and shot lead or iron shots.

Not to be confused with another weapon with the same name.