network problem

Location/place: gwalior

Name of company/service: bsnl

hello sir/medam
i am pradeep akhariya . i buy a evdo datacard of bsnl.this connection of postpaid monthly charge of 750 but they are no provide a proper network i also complaint networking department but he can not hearing i also complaint bsnl GM. please help me . my phone no is 7566648149