No. 34- B, Lenin Sarani, Kolkata, West Bengal - 700013, India
No. 147, Nilgung Road, Belghoria, Kolkata, West Bengal- 700056,India
Old Jessore Road, Near A. S. G. Biochem Private Limited Ganganagar, Kolkata, West Bengal- 700132,India
No. 34- B, Lenin Sarani, Kolkata, West Bengal- 700013,India