In 2011 , France 's Arizona Films and South Korea-based Lu Films co-produced '' Dooman River '' , Zhang 's coming-of-age film about two teenage boys , one a Chinese-born Korean and the other a North Korean defector , who live on opposite sites of the Tumen River , the border between China and North Korea where human trafficking and illegal border crossing are common . Aside from a Special Mention from the Generation 14Plus Youth Jury at the 60th Berlin International Film Festival , '' Dooman River '' won the Jury Prize at the 8th Festival Paris Cinéma , the NETPAC Award at the 15th Busan International Film Festival , and Best Film in the International Feature Competition of the 47th International Antalya Golden Orange Film Festival . Zhang also won Best Director at the 3rd International Film Festival East-West in Orenburg
60th Berlin International Film Festival
60th Berlin International Film Festival
Zhang Lü