C/o Usha Lubes Pvt Ltd., 6a & B, Poonam, 6th Floor, 5/2 Russel Street,, Kolkata - 700071, West Bengal, India
P-34, 3rd Floor, India Exchange Place,, Kolkata - 700001, West Bengal, India
15, Mohini Mohan Road,, Kolkata - 700020, West Bengal, India
62/12, Ph Shah Road,, Kolkata - 700032, West Bengal, India
24, Hemanta Basu Sarani, Mangalam Building, 'b' Block, Ground Floor,, Kolkata - 700001, West Bengal, India