China's research vessel returns to Qingdao after completing western Pacific Ocean expedition(1/3)

China's research vessel KEXUE, or Science, docks at a port in Qingdao, East Chinas’s Shandong province, January 5, 2020. The vessel returned to the coastal city after completing its mission at the western Pacific Ocean. (Photo：China News Service/Ni Zuotao)

China's research vessel KEXUE, or Science, docks at a port in Qingdao, East Chinas’s Shandong province, January 5, 2020. The vessel returned to the coastal city after completing its mission at the western Pacific Ocean. (Photo：China News Service/Ni Zuotao)

China's research vessel KEXUE, or Science, docks at a port in Qingdao, East Chinas’s Shandong province, January 5, 2020. The vessel returned to the coastal city after completing its mission at the western Pacific Ocean. (Photo：China News Service/Ni Zuotao)