China 's navy evacuated 225 foreign nationals and 600 Chinese citizens . 300 Russians and 200 Pakistanis were flown out of war-torn area . Weapons parachuted into Aden by Saudi-led war planes . Conflict has seen at least 519 people killed so far , says the Chinese People 's Liberation Army .
China 's navy evacuated 225 foreign nationals and 600 Chinese citizens . 300 Russians and 200 Pakistanis were flown out of war-torn area . Weapons parachuted into Aden by Saudi-led war planes . Conflict has seen at least 519 people killed so far , says UN .