5, J.b.s, Haldane Avenue, E.m.bypass,, Kolkata - 700105, West Bengal, India
P-241, 1st Floor, Lake Road, Sarat Bose Road,, Kolkata - 700029, West Bengal, India
Old Jessore Road, Near A.s.g. Biochem Pvt. Ltd., Ganganagar,, Kolkata - 700132, West Bengal, India
E-46, Heights Road Extension, Near- West Bridge,, Kolkata - 700088, West Bengal, India
Subhash Purli, Post- Madhyagan Bazaar,, Kolkata - 700130, West Bengal, India