The tasks mimic ongoing research in Autonomous Underwater Systems. (Photo provided to chinadaily.com.cn)

A Harbin Engineering University team wins the 21st RoboSub Competition in San Diego, California, the U.S., on Aug. 6, 2018. (Photo provided to chinadaily.com.cn)

RoboSub is an exciting underwater robotics program in which teams of high school and college students from around the world design and build an Autonomous Underwater Vehicle. (Photo provided to chinadaily.com.cn)

These vehicles are designed to navigate through a series of tasks. (Photo provided to chinadaily.com.cn)

The tasks mimic ongoing research in Autonomous Underwater Systems. (Photo provided to chinadaily.com.cn)

A Harbin Engineering University team wins the 21st RoboSub Competition in San Diego, California, the U.S., on Aug. 6, 2018. (Photo provided to chinadaily.com.cn)

RoboSub is an exciting underwater robotics program in which teams of high school and college students from around the world design and build an Autonomous Underwater Vehicle. (Photo provided to chinadaily.com.cn)

These vehicles are designed to navigate through a series of tasks. (Photo provided to chinadaily.com.cn)

The tasks mimic ongoing research in Autonomous Underwater Systems. (Photo provided to chinadaily.com.cn)