ShopClues.com — Not delivered but websites says delivered

Oder Id: 88647529
order date: 21/03/2016
amount paid Rs.5904.00

expected deliver 01/04/2016
JK Tyres- Vectra

Even after repeated mails and telephone calls no response. If telephone to [protected], they keep us waiting for long time without giving any answer.
They even don't care to call me back or give me a satisfactory answer. Even after the due date of delivery they don't even care