Crew members of China's hospital ship Peace Ark wave as they leave a naval base for the Philippines, to assist the victims of Typhoon Haiyan, in Zhoushan Island, Zhejiang province Nov 21, 2013. The Foreign Ministry in Beijing confirmed on Tuesday the deployment of the 14,000-tonne Peace Ark after the arrival of the first batch of Chinese relief supplies in the Philippines. [Photo/Agencies]

Crew members of China's hospital ship Peace Ark prepare for departure to the Philippines, to assist the victims of Typhoon Haiyan, at a naval base in Zhoushan Island, Zhejiang province Nov 21, 2013. [Photo/Agencies]