COEX is a huge complex that houses a mall, conference center, movie theatre, library, dozens of local and international brands, and various restaurants within its facilities.
Starfield COEX is an underground mall and entertainment center in the Gangnam district of Seoul. It is one of the largest underground shopping malls in Asia. Starfield, opened in 1979, offers dozens of brands, a huge library, a cineplex, and even an aquarium.
The conference center of COEX center offers various expos, exhibitions, and conferences each month for both the local and expat community in Seoul. Events such as the International Seafood Show, Cosmobeauty Seoul, and Coffee Expo have taken place at COEX center.