RSRTC — bus punctuality

Website:

rsrtc.gov.in

Bus no. 4072 dholpur to jaipur
Departure time from dholpur is 9:00pm but everyday the bus is departuring at 9:15/9:20.. Wtf is this?? You people are # people badly and not taking any action against bus drivers, co-drivers. You all are of same kind... I know after giving my complaint also, you will be as # as you are right now... Wait you... I will do efforts what i need to do.