Patrol vessel 'Haixun 01' is launched in Central China's Hubei province.
Now that Malaysia Airlines flight 370 is confirmed lost in the southern Indian Ocean, focus is turning to the retrieval of the flight's "black box".
Take a look at what we know about some of the missing passengers on MH370.
A Chinese coast guard vessel in search of a missing Beijing-bound plane had covered a 200 square kilometer area as of 7:00 pm Sunday but no suspected target had been found.
Malaysia Airlines (MAS) flight MH370 carrying 239 people lost contact with air traffic control some two hours after leaving Kuala Lumpur for Beijing on March 8. Till today, its whereabouts remain a mystery.
The below table shows the latest number of passengers and their nationalities.
Accidents and incidents of Malaysia Airlines
As the flag carrier of Malaysia, it operates flights from its home base, Kuala Lumpur International Airport and with a secondary hub in Kota Kinabalu and Kuching.
Here is a timeline of events in the disappearance of a Malaysia Airlines jetliner which vanished from radar screens on a flight from Kuala Lumpur to Beijing early on Saturday.