SPB Engineers (India)
LG-009 & 060, V. I. P. Market, P-187 Scheme VI-M, C. I. T. Road
Kolkata- 700054, West Bengal (India)
Electro Meter Corporation
P-5, CIT Road, Scheme LV, Near Moulali Crossing 6th, 7th & 9th Floor
Kolkata- 700014, West Bengal (India)