The photo taken on March 3, 2015 shows a mother vessel for a 11,000-meter manned submersible. Construction of the ship has been basically completed and it will be launched later this month. The ship,"Zhang Jian", named after the founder of Shanghai Ocean University, is 97 meters long and 17.8 meters wide. It has a designed displacement of around 4,800 tonnes and a 15,000-nautical mile endurance ability. Designed to carry 60 people, the ship will be equipped with advanced laboratories, data processing and information centers and other devices. (Photo/Xinhua)