Amount reduced for unwanted services

&lt;p&gt;&lt;b&gt;Location/place&lt;/b&gt;: Patna&lt;/p&gt;<p><b>Name of company/service</b>: Airtel</p>DND service is activeted,
However amount is reduced through the unwanted services

And if i try to contact the customer care services,
Then it disconect the call.

So this is frouding with the customers