Hindusthan Industrial Syndicate
233, Rai Bahadur Road
Kolkata- 700053, West Bengal (India)
Satabdi Monolithics Industries Private Limited
Plot No. 3129, Village- Saharjora P.O. Muktatore, Barjora
Bankura- 722202, West Bengal (India)
Gem Poly Tech Industries Private Limited
No. 25-A, Radha Madhab Dutta Garden Lane, Beliaghata
Kolkata- 700010, West Bengal (India)
Moldcor
243/2m Apc Road
Kolkata- 700006, West Bengal (India)