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; Microshafts division and Oil extraction. Mechanisms division which derives majority 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. Oil extraction represents the operation of drilling and distribution of oil in Indonesia.