No. 6 , Bamali Ghoshal Lane , Bihala,, Kolkata - 700034, West Bengal, India
Dawsen Infotech (p) Ltd. Nicco House, (5th Floor), 2, Hare Street,, Kolkata - 700001, West Bengal, India
237 N/1a, Manicktala Main Road,, Kolkata - 700054, West Bengal, India
No. 65-a, Surya Sen Street,, Kolkata - 700009, West Bengal, India
Hanspukur Green Park, Bakrahat Road,, Kolkata - 700104, West Bengal, India