product not received even after making payment

&lt;p&gt;&lt;b&gt;Location/place&lt;/b&gt;: Agra&lt;/p&gt;<p><b>Name of company/service</b>: Datawind Innovation Pvt Ltd, Amritsar</p>Sir, I booked online an electronic tablet ubslate 7 via official website www.akashtablet.com . And I paid Rs 2999 by demand draft(SBI) no. 853798 dated 25 Feb 2012. The company acknowledged the receipt. But till today it has not sent the product. Please GET ME THE PRODUCT