Barasat, Helabattala, Krishnagar Road,, Kolkata - 700125, West Bengal, India
37, D.c. Dey Road,, Kolkata - 700015, West Bengal, India
P-285, .c.i.t, Sc.4-m, Kolkata - 700054, West Bengal, India
Unit No. 519, 5th Floor, Kamalalaya Centre, 156-a, Lenin Sarani,, Kolkata - 700013, West Bengal, India
32/b, Karl Marx Sarani,, Kolkata - 700023, West Bengal, India