Indian Navy deployed warships to bring oxygen from other countries.
Special operation launched to bring oxygen filled cryogenic containers.
Navy said warships are bringing oxygen from Singapore, Bahrain, Thailand.
INS Kolkata and INS Talwar have been deployed for the operation.
The two ships have entered Manama port in Bahrain on Friday.
The ships will bring 40 metric tones of liquid oxygen to Mumbai.
INS Jalashwa is enroute to Bangkok, INS Airawat is leaving for Singapore.
This comes as India is battling the second wave of covid-19 .