not giving a correct tablet

&lt;p&gt;&lt;b&gt;Location/place&lt;/b&gt;: Bareilly,(U.P)&lt;/p&gt;<p><b>Name of company/service</b>: Karbon</p>respected,sir I have taken a karbon tablet on diwali but it is a wrong piece frist i have given it to the shopkeaper but he dosn’t response to it then I give it to it’s service center then they give me it back in 2-3 months and it remain unrepeared then I again give it to service center since 2 weeks but they are not repearing it and giving the excuses please help me in my matter your thank fully Rajesh Pandey