The National Theater and National Concert Hall are twin performing arts venues at Liberty Square in Zhongzheng District, Taipei, Taiwan. Completed in 1987, the landmarks stand on the south and north sides of the square with Chiang Kai-shek Memorial Hall to the east. Together the venues are referred to by the abbreviation NTCH. The square itself sits near Ketagalan Boulevard, site of the Presidential Office Building, the National Central Library, the National Taiwan Museum, and the 228 Peace Memorial Park.