Although it has been a while available at certain gas stations in Jakarta, BioPremium hasn't found its place in drivers' mind. The main cause is It has been difficult to find.
So next week, Aug 17th, along with Indonesia Independece Day Pertamina
will lauch BioPremium in a greater size and impact. This oil product
is said will boost octan number to 90 from normal 88 in Premium
but I could not found this fact from Pertamina