Sahara Q Shop — sahara q shop unique products range limited plan h is mature but not refund me.

We had invested in sahara q shop unique products range limited plan h scheme in 28/05/2012 certificate no.[protected] customer id:[protected] receipt no.[protected] service center - shahdara. Then refund my money because i am in trouble. I am try to many branches of sahara from last two years but there is no reply to me. All the contacts no is closed. Please advise me what can i do for this.