GSS Energy Ltd through its subsidiaries is engaged in providing production technology to multi-national manufacturers in the field of home and car audio entertainment. It also manufactures precision shafts, and drills and distributes oil in Indonesia. The company operates in three reportable segments: Mechanisms division and Microshafts division and Oil extraction. Mechanisms division which derives the majority of revenue provides advanced production technology to multi-national manufacturers in the field of home and car audio entertainment, communication, computer and office automation industries and medical industries. Microshafts division concentrates on the manufacturing of high precision shafts.