Lexhawk - Deficiency in service and unfair trade practice Request refund of fees paid

Www.lexhawk.com has cheated with deficiency in service and unfair trade practice. We requested to refund INR ***** collected as fees paid online. However, we are unable to contact them by any means. The notice sent by registered post to office address mentioned in www.lexhawk.com has returned as unclaimed. We are unable to contact them by email, phone etc. Please get our amount refunded and remove all the advertisements in their website that misleads and cheats the consumers. Once they collect the fees amount, they are never reachable are unable to get the service thereafter. Please help us with justice.