Onlinedthservice.com — paid money for tata sky connection on 24th may and product not delivered and not picking up calls

Address:	M-76, Flat no-2 Ground Floor, Near Saket Metro Station, Lado Sarai New Delhi – 110030, New Delhi, Delhi
Website:	Onlinedth.co.in

Hi,

i booked tatasky multi hd connection on May 24th using onlinedth.co.in . Payment for the same is done using paytm. after the money is paid they didn't do installation neither responding to my calls or mails.
many other people were cheated by this site.i read on their facebook page and also this forum complaints on the same site
Request to arrange for the refund and ban these kind of fraud people from operations