About ASTHA Established in 1984, ASTHA (PT Astha Cipta Rancana) is Indonesia private National Oil & Gas Service Company and could be considered as the only major Indonesian player in services. The main specialties are: Drilling Cementing Services, for casing and tubing string in oilwell Fracturing, to increase oil production flow from the formation Stimulation, increase oil production flow Drill Stem Testing, to measure oil condensate, pressure and temperature and other Petroleum Industry Services