National Test House
Address: National Test House
Block – CP, Sector – V
Salt Lake City, Kolkata – 700 091
Tel. No.: +91 33 23673870(D.G):, +91 33 23673870(D.D.A)
Fax No. : +91 33 23673868,69
E-mail : dgnth-wb@nic.in
Website: https://www.nth.gov.in/
Address: National Test House
Block – CP, Sector – V
Salt Lake City, Kolkata – 700 091
Tel. No.: +91 33 23673870(D.G):, +91 33 23673870(D.D.A)
Fax No. : +91 33 23673868,69
E-mail : dgnth-wb@nic.in
Website: https://www.nth.gov.in/
