GBM is in-house volunteers meeting (official) happening frequently during month of half or one or two.Mainly few months before any special events for planning & preparation
In General GBM is Open Platform for becoming a Volunteer for any Event that is organized by IEDC.
on sept 16 2020 , 2:00 pm to 3:00 pm
visit website : https://sites.google.com/view/gbm-sahrdaya/home