Nextra Teleservices — net not working and complaint not getting registered

Address:

Behind kharbanda maternity, 122001

Have recharged nextra 15 days ago in last 15 days have registered complaint atleast 10 times but still no benefit now when i am tryibg to call the customer care number they are not lodging my complaint when i am asking for refund as i dont want this type of connection they are not ready. It is highly irritating that i have paid them for 4 months and am not able to use the network at all.

Please help