No. 46/1A, Raja S.C. Mullick Road, Kolkata, West Bengal - 700032,India
5, Kiran Shankar Roy Road, Kolkata, West Bengal - 700001,India
No. 10, Old Post Office Street Third Floor, 90 & 91, Kolkata, West Bengal - 700001,India
Gn-34/2, Salt Lake Electronics Complex, Kolkata, West Bengal - 700091,India