A-8/1 , Block - 2 , Bon Hooghly , Ric Complex ,, Kolkata - 700108, West Bengal, India
H. C. Sarani, Sonarpur, Kolkata - 700150, West Bengal, India
229, 'crescent Tower', 6th Floor, A. J. C. Bose Road,, Kolkata - 700020, West Bengal, India
Old Jessore Road, Near A.s.g. Biochem Pvt. Ltd., Ganganagar,, Kolkata - 700132, West Bengal, India
33-a, Jl Nehru Road,, Kolkata - 700071, West Bengal, India