Defective tablet PC

&lt;p&gt;&lt;b&gt;Location/place&lt;/b&gt;: Goa&lt;/p&gt;<p><b>Name of company/service</b>: Dein Technologies (P) LTD.</p>I have purchase Devante tablet pc through online shopping from snapdeal .com on 18 march 2013.But it is observed that it is not working,hence i register the complaint in snapdeal.com Eeven after 4 days no positive response is given by them.