Zu: Warriors from the Magic Mountain

Shu Shan - Xin Shu shan jian ke is a movie starring Biao Yuen, Hoi Mang, and Adam Cheng. A Chinese soldier in an ancient civil war flees the battlefield and gets caught up in a fantastical quest to save the world from evil.
In the fifth century, constant civil war scars western China. To escape death, Ti, a young scout, jumps through a crevice in the Zu mountains where he gets entangled in a great battle against the Blood Demon, a supernatural entity seeking to wreak havoc upon the world.