D.K.Engineering & Company
No. 14, Rajendra Chatterjee Road, Alambazara
Kolkata- 700035, West Bengal (India)
Usha & Usha Industries
18/3, Gariahat Road, Room-7f/1
Kolkata- 700019, West Bengal (India)
Unique Instruments Corporation
No. 41, B. B. Ganguly Street, Near Central Metro Station
Kolkata- 700012, West Bengal (India)
Apollo India
18, S.S. Street
Kolkata- 700012, West Bengal (India)
Medley SM Enterprise
No. 35, Banerjee Para Road, Behala Near Behala Police Station
Kolkata- 700034, West Bengal (India)
Lakshmi Narayan Mechanical Engineering Pvt. Ltd.
No. 6, Baburam Ghosh Lane
Kolkata- 700005, West Bengal (India)