BSNL / EVDO-data cars
Do not have enough speed

Sir,

i have bought a BSNL EVDO internet connection at periyanaichenpalayam branc telephone exchange, Coimbatore, Tamilnadu. firstly, the speed of the internet is given tat it is 256kbps-2mbs before i buy this product, but after i buy i cannot find any of the speed which was mentioned in the add. i get only 7kbps - 15 kbps download speed in my internet connection. i gave the complaint to the customer care office but they dont respond me properly, i want an immediate response and action to be taken on the respective staffs in the exchange.

my mobile numer:919566397622