PT Tri Swardana Utama (TSU) is the subsidiary of PT Tiara Marga Trakindo which also the holding company for PT Trakindo Utama the authorized CAT dealer in Indonesia. TSU have been trusted by Caterpillar (Qingzhou) Ltd as the authorized dealer for SEM brand products in Indonesia sell to wheel loaders, bulldozers, compactors, and motor graders. TSU also provides Product Support to ensure machine's productivity and up-time. Starting 2017TSU have been focusing the business to enhance SEM penetration in Indonesia which supported by The Group and Caterpillar.