u cn easily change ur date or place of GD-PI.
U just need to send an email to
admisn@ximb.ac.in citing the reasons u want da change 4.
Mind it the reason shud b sound enuf for da authorities 2 pay heed to.They reply to ur mails for sure.
I had done a similar change.
My interview was slated to be at bangalore on mar 5th.I changed it to kolkata.
U need to pester them again n again if dy dnt reply.
I had to send in 2-3 mails before i gt my reply.