Sir, the wickedleak company sent me a failed tablet pc

Location/place: bangalore

Name of company/service: wickedleak

sir,
I am sheik Gopichand.. 40 days ago I baught a 7 inch tablet pc worth Rs. 6480 from www.wickedleak.org via online.. the tablet name is WAMMY DESIRE 7.. but from one month it is not working.. It is a failure tablet pc..
i told them that it was not working..
but they are not even answering me..
they are irresponsible with the customers..
my order number is #2625..
please solve my problem..
i will be thankfull to you..
i will give you their numbers
+919029339385
+919029174436
thank you..