Chinese scientific expedition team completes manned deep-sea dive mission in Arctic

China's scientific expedition team conducting manned deep-sea dive in Arctic has returned to China. The expedition team completed manned deep-sea dive mission in the Arctic region by using Tan Suo San Hao, or Exploration No. 3, the country's first comprehensive scientific research ship designed for global deep-sea exploration, and the deep-sea manned submersible Fendouzhe, or Striver.