most of these passenger ships (excluding "km egon," "km ganda dewata" "& kfc jetliner") were built by meyer werft, a major german shipyard well-known as luxury passenger ships builder. due to wreft's luxury culture, some party considered pelni's ships 'too good' by indonesian standard, even after designed & built as economy-class passenger ships by default. per august 12, 2017, no werft-built pelni ship is involved in sinking accident. however, these high-standard ships were not enjoyed by passengers, especially prior to 2014, because harsh treatment by passengers and the crew itself. most problems usually came from illegal passengers.