Complex sentence: PT ASI Pujiastuti Aviation (Susi Air) is a scheduled and charter airline with headquarters in Pangandaran, West Java, Indonesia which 60 percent serves commercial regular routes and pioneer routes while the rest is charter flights.
Split into simpler sentences: PT ASI Pujiastuti Aviation, operating as Susi Air, is a scheduled and charter airline based in Pangandaran, West Java, Indonesia. Sixty percent of the airline's operation serves commercial regular routes and pioneer routes while the rest is charter flights.