"Art epic" refers to a form of storytelling that combines artistic expression and a grand scale. It often involves significant themes, larger-than-life characters, and intricate artistic techniques aimed at creating a masterpiece. Full definition
The director, a legendary figure best known in the U.S. for martial arts epics like Hero and House of Flying Daggers (and as the maestro behind the opening ceremonies of the Beijing Olympics), goes on to indicate that while an international co-production creates many challenges, effort was made at all times to preserve a uniquely Chinese voice within the blockbuster trappings: (screenrant.com)