| Name | National System Solution Private Limited (nss) |
|---|---|
| Address | Holding no-18/E, Envoy Tower, Road-Lake Circus, Panthapath Road, Kalabagan, Dhaka |
| Phone | 29102583-90 |
| Working days | Saturday, Sunday, Monday, Tuesday, Wednesday, Thursday |
| Working hours | 10.00 AM - 10.00 PM |
| Website | http://www.envoy-group.com/ |
| District | Dhaka |