Hathway / Gujarat Telelink [GTPL] — Net disconnect since 7 days

I am gtpl customer and on daily basis i am facing issue with speed and when i raise ticket they close it and issue still thr. Now my internet was down since 7 days and make atlest 50 calls to cust care sent multiple emails and also visited office but still issue is not resolved. I have asked for refund so they refused that we will not provide you the refund. I request you to take some action on it.