P-285, .c.i.t, Sc.4-m, Kolkata - 700054, West Bengal, India
4/1, Sarat Bose Road,, Kolkata - 700020, West Bengal, India
2/4, Arabindo Nagar, Jadavpur,, Kolkata - 700032, West Bengal, India
No. 66/1, Forward Colony, Bonhoogly, P. O. Baranagar,, Kolkata - 700090, West Bengal, India
842, Rajdanga Main Rd., Ga-42,, Kolkata - 700107, West Bengal, India