코엑스 is a large convention and exhibition center located in Gangnam, Seoul, South Korea. It is known for hosting various events, including trade shows, conferences, and exhibitions. The center features multiple halls and meeting rooms, making it a popular venue for both domestic and international events. In addition to its exhibition spaces, 코엑스 is home to a shopping mall, a cinema, and the COEX Aquarium. The center is also connected to the COEX Mall, which offers a variety of shops and restaurants, making it a vibrant destination for both visitors and locals.