Motilal Oswal — Closure of account not processed

I have opened account with motilal oswal but now i have to close it so i tried to close.it but they are saying your demat account is having some shares so i checked then i called them and said that i dont even add fund in that account so how can i buy shares so they told me we given you some free shares of our company and when i called them to close account they are saying to sell it so i done it now that account showing you have still that share and there are some RM assigned to me whos phone never get starts it always says not reachable and this customer care number of motilal company is too much chutiya and ghatiya it is never get reachable so close this account as soon as possible and sue that ghatiya company.