ISO certification has nothing to do wid it.kisi v trn k hm ISO Certification mila h k ni us bt se judge ni krte..hm kisi trn ko is bt se judge krte h k wo kitni popular h passengers k beech, kitni important h, punctual h ya ni...agr ISO certificate hi ekmatra criteria hota to hwh rajdhani, sealdah rajdhani ko koi puchta hi ni..ISO certificate ka passenger kya krega??? achaar dalega??? ni na??? Use to travel krne se mtlb h...iske liye wo ISO certified trn ka intezar ni krta rehta...so stop giving those lame excuses... ISO certificate se rly divisn apna pet bharta h naki passengers ao kuch milta h usse..shivganga ko to ISO certificate ni mila phr v wo prayagraj se jyada fast aur punctual h..got it???