Long Dao Qiang (龍刀鎗)

Drawing of a Long Dao Qiang, from 'Wu Bei Zhi (《武備志》)'.

Long Dao Qiang (龍刀鎗, lit. 'Dragon blade spear') was a polearm combined a spearhead with a single upward-pointing curved blade. It was reminiscence of Tang Dynasty "half-trident" halberd.