Students take part in robot competition in Hunan

　　Students adjust robots during a competition held in Longhui County, Shaoyang City of central China's Hunan Province, April 20, 2019. More than 1,000 primary, middle school and high school students took part in the competition. (Xinhua/Zeng Yong)

　　Students adjust robots during a competition held in Longhui County, Shaoyang City of central China's Hunan Province, April 20, 2019. More than 1,000 primary, middle school and high school students took part in the competition. (Xinhua/Zeng Yong)

　　A student takes part in a robot competition held in Longhui County, Shaoyang City of central China's Hunan Province, April 20, 2019. More than 1,000 primary, middle school and high school students took part in the competition. (Xinhua/Zeng Yong)

　　Students adjust robots during a competition held in Longhui County, Shaoyang City of central China's Hunan Province, April 20, 2019. More than 1,000 primary, middle school and high school students took part in the competition. (Xinhua/Zeng Yong)

　　A student adjusts his robot during a competition held in Longhui County, Shaoyang City of central China's Hunan Province, April 20, 2019. More than 1,000 primary, middle school and high school students took part in the competition. (Xinhua/Zeng Yong)

　　Students take part in a robot competition held in Longhui County, Shaoyang City of central China's Hunan Province, April 20, 2019. More than 1,000 primary, middle school and high school students took part in the competition. (Xinhua/Zeng Yong)