R. S. SCIENTIFIC
7, Shivnath Sastri Lane, Harinavi, Chowhati,, Kolkata - 700148, West Bengal, India
217, Tilijala Road,, Kolkata - 700046, West Bengal, India
61, Shambhunath Pandit Street,, Kolkata - 700025, West Bengal, India
20 B, I Floor, Abdul Hamid Street,Kolkata -700069. Factory: Patel Nagar, Md Bazar T.S., Birbhum,, Kolkata - 731132, West Bengal, India
2, Gibson Lane, 4th Floor, Near Orient Cinema,, Kolkata - 700069, West Bengal, India
No. 208, Mukti Chamber(2nd Floor) 4, Clive Row,, Kolkata - 700001, West Bengal, India