B N ENGINEERING WORKS
131, , Keshab Chandra Sen Street, , Kolkata - 700001, West Bengal, India
Ground Floor, D A 169, Sector 1, , Kolkata - 700064, West Bengal, India
24/1 A, Chandi Ghosh Road, Regent Park, , Kolkata - 700040, West Bengal, India
2nd Floor, Gobind Bhawan, Sector 5, Salt Lake City, , Kolkata - 700102, West Bengal, India
7, 1st Floor, Dwarka, , Kolkata - 700020, West Bengal, India
48 B, 4th Floor, Dr Sundari Mohan Avenue, Entally, , Kolkata - 700014, West Bengal, India