H. K. Company
No. 12, S. N. Roy Road Sahapur
Kolkata- 700038, West Bengal (India)
H. T. Nano Concern
3, Beneras Road, Salkia
Howrah- 711106, West Bengal (India)
KIRON ENTERPRISE.
Nimon Jhorehat, Banipur
Howrah- 711304, West Bengal (India)
G. S. Engineering Concern
Khan Industries Estate, Room No. 9 Shanpur, Dasnagar
Howrah- 711105, West Bengal (India)
Premier Electricals
2, B. T. Road, Sinthi More
Kolkata- 700050, West Bengal (India)