DUO-TECH LABORATORIES (P) LTD.
67, New Santoshpur Main Road,, Kolkata - 700075, West Bengal, India
5, Garstin Place, 1st Floor,, Kolkata - 700001, West Bengal, India
Gc/27, Narayantala (west), Baguiati,, Kolkata - 700059, West Bengal, India
51, 3rd Floor, Ezra Street,, Kolkata - 700001, West Bengal, India
43, Sammilani Park, Block-e, Santoshpur, Rajpur East,, Kolkata - 700075, West Bengal, India
261, B. B. Ganguly Street (near - Central Metro Station),, Kolkata - 700001, West Bengal, India