Jiaolong concludes Indian Ocean expedition(2/2)

Scientific researchers of China's deep-sea manned submersible Jiaolong wave hands upon their arrival in Qingdao, east China's Shandong province, March 17, 2015. Jiaolong has successfully docked at its new home port in Qingdao after a 118-day expedition in the Indian Ocean. During the latest mission, Jiaolong successfully carried out 13 dives to observe different hydrothermal areas, the characteristics of hydrothermal fluids and deep-sea biodiversity, gathering a huge amount of data and more than 700 samples. (Photo: Xinhua/Lin Xiaomu)