The Guangzhou International Documentary Film Festival (GZDOC) is a state-endorsed documentary film festival held annually in Guangzhou, China, established in 2003. Hosted by the National Radio and Television Administration (NRTA) and the People's Government of Guangdong Province, it stands as one of the largest documentary film festivals in China and a pioneer in the nation's documentary industry. GZDOC functions as the sole state-level professional platform for documentary financing and trading in China, integrating competition, screening, pitching, training, forums, and market activities.