A group of middle school students from Qingdao, Shandong province meet with researchers from China's research vessel Dayang Yihao through live video, April 18, 2019. [Photo provided to chinadaily.com.cn]

A researcher handles a water sample in a laboratory onboard Dayang Yihao, April 17, 2019. [Photo by Liu Chenggang/Provided to chinadaily.com.cn]

A species of deep sea snail named gigantopelta aegis is being collected by researchers onboard Dayang Yihao. [Photo by Zheng Li/Provided to chinadaily.com.cn]