Airtel — internet related complaint

Address:	New Delhi, Delhi, 110070
Website:	All are internet related

I have 399 recharge (Last month) for internet use but very low internet speed last few days and not attend my call in customer care after many time trying. So kindly seen my problem seriously and resolve as soon as possible. Airtel is provide world fastest internet provider company if not resolve my complaint then refund my payment and block my airtel no.[protected]