Is the same demat accnt be used thruout india?ie if i opnd an acc in a city nd want 2 use it frm othr plce?

for eg if i open an account frm bangalore nd i got shftd to anothr city i e hydrebad then i want to no if i need to open anothr account for trading or is it possibl to use the same demat account?|||Are you speaking English?????|||View It Now FinanceExtends (dot) com