40 A, Divine Optical, Beck Bagan Row, , Kolkata - 700017, West Bengal, India
191B, Majhipara Road, , Kolkata - 700063, West Bengal, India
86G, Monohor Pukur Road, , Kolkata - 700029, West Bengal, India
63/F, Ibrahimpur Road, Jadavpur, , Kolkata - 700032, West Bengal, India
C/O Rotary Narayana Nethralaya, , Kolkata - 700091, West Bengal, India