GA Lipika Abasan, AA-122 Prafulla Kanan (W), Krishnapur, Kolkata, West Bengal - 700101, India
GA Lipika Abasan, AA-122 Prafulla Kanan (W), Krishnapur, Kolkata, West Bengal- 700101,India
Eser Mineral Complex, Muragacha P. O. Jugberia, Kolkata, West Bengal- 700110,India