BSNL
Coverage problem

I have allready given complain to customer care of bsnl on15th june docket no is IF 151406587

After two days i am suffering from same problem then again i discussing with customer care then they said complin is solved but my problem is same then again i am giving second complain on 19 th june

docket no. is IF191410437

Please do need full.

My cell no 9421447880, 9422704184