A doctor introduces knowledge of eyes to pupils at an elementary school in Donglin Town of Huzhou City, east China's Zhejiang Province, June 5, 2023. An eye care education campaign was launched by a health center and an elementary school in Donglin Town to call for children's attention on protection of eyes. (Xinhua/Xu Yu)
A doctor introduces knowledge of eyes to pupils at an elementary school in Donglin Town of Huzhou City, east China's Zhejiang Province, June 5, 2023. An eye care education campaign was launched by a health center and an elementary school in Donglin Town to call for children's attention on protection of eyes. (Xinhua/Xu Yu)
A pupil tests eyesight at an elementary school in Donglin Town of Huzhou City, east China's Zhejiang Province, June 5, 2023. An eye care education campaign was launched by a health center and an elementary school in Donglin Town to call for children's attention on protection of eyes. (Xinhua/Xu Yu)
Pupils do eye exercises at an elementary school in Donglin Town of Huzhou City, east China's Zhejiang Province, June 5, 2023. An eye care education campaign was launched by a health center and an elementary school in Donglin Town to call for children's attention on protection of eyes. (Xinhua/Xu Yu)
