Main Auditorium The "Big" Theater as it is called in Korean, is a technologically advanced theater. It opened in 1999 to show
Shim Hyung-rae's Yonggary and has a capacity for 3,000 people and is the biggest Theater at the country.
Minor Hall Called The "Small" Theater in Korean, is constructed in an interesting style over 2 floors, and can seat 442 people, the stage can allow for 100 people on performance.
Arts Forum Galleries • Main Gallery: The Arts Forum is a large room (1,056 m2) that is divided into 4 separate rooms for viewings of different sizes and numbers. • New Gallery: The New Gallery is a (594 m2) place for artwork that excels in the social, popular and cultural side of Korean art. • Gwang Hwa Moon Gallery: Originally part of the 5th Line Subway Metro System, it houses artworks that are considered to be outstanding by the youth and new up-and-coming artists. Considered to be an example of Subway Art Galleries.
Gwang Hwa Rang The Gwang Hwa Rang is situated underneath the
Sejong-ro crossroads, it opened on February 17, 2005, with complete free access to pedestrians and art-discerning Seoulites. It includes a window-gallery that enable by-passers on ground level to peek inside.
Sejong Convention Center and Hall The Convention Center and Hall is usually used for big events and conferences. With a size of 627 m2, it can house around 400 people. It includes 250 translating systems that interprets five different languages simultaneously. The convention hall has a smaller size convention center that is used for similar purposes and is able to accommodate 120 people.
Sam Chung Gak Measuring in 19417 m2, Sam Chung Gak is a collaboration of six traditional Korean Housings. Since 2001, it has been used by the center as a place for traditional heritage experience. ==Resident companies==