The Peace Ark hospital ship is a professional large hospital ship specially "tailored" for maritime medical rescue in China, with the name "Daishan Island" and the port number 866, produced and manufactured by Guangzhou Shipbuilding International (GSI).1 "Peace Ark" is only the title of the ship, and because "Peace Ark" is closer to the ship's function, media reports mostly use "Peace Ark". The name "Peace Ark" is only the title of the ship, because "Peace Ark" is closer to the function of the ship, so the media reports mostly use the name "Peace Ark". Since the U.S. medical ship is a converted oil tanker and the Peace Ark is a specially built medical ship, it is called the world's first mega-ton-class large-scale professional hospital ship. Some of the medical facilities and equipments carried by Harmony Ark Hospital Ship have reached the level of the third-class hospitals.Harmony Ark was formally installed in the East Sea Fleet at the end of 2008, and Harmony Ark made its first public appearance in the 60th anniversary of the founding of the Navy and the multinational naval activities in 2009.Harmony Ark has successfully completed the "Harmony Mission - 2011" in 2011, and is now the first large-scale professional hospital ship in the world. In 2011, the Peace Ark successfully completed the "Harmonious Mission-2011" mission, and went to Latin American countries to carry out humanitarian medical assistance. on November 21, 2013, the Peace Ark hospital ship from a military port in Zhoushan, Zhejiang Province, uncoiled and set sail to the Philippines to carry out the task of humanitarian medical assistance in the disaster area.