Watch VoirFilms. Oroqen Hunter directed by Wang Ping. It tells the story of the deep revolutionary friendship forged between Gai'er Mountain, the leader of the Oroqen tribe, and Wang Dahu, a commander of the Northeast Anti-Japanese United Army, during their resistance against Japanese invaders. Sworn as brothers, they led the Oroqen people to assist the Northeast Anti-Japanese United Army in fighting the Japanese in the regions of Nenjiang, Nehe, Dedu, and Arun Banner.