PT Nusantara Sejahtera Raya (d/b/a 21 Cineplex, also known as XXI) is the largest movie theater chain in Indonesia. It serves 46 cities in Indonesia. Along with the demands of the times, 21 Cineplex has conducted a number of improvements and innovations, among which are to form a network movie theater into 3 separate brands, namely Cinema 21, Cinema XXI and The Premiere to target different markets. This movie network spread across several major cities throughout the archipelago and most of them located in shopping centers with Hollywood and Indonesian movies as the main menu, equipped with Dolby Digital and THX sound system. Recently, some cinemas are now equipped with Dolby Atmos, IMAX, and IMAX with Laser.