Dong Zhuwen (2nd L) plays rope skipping with students during a class break at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen carries students' tableware to kitchen after lunchtime at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen gestures students to keep formation to leave school at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Students play during a class break at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen (2nd R) marks the homework of his students in a Chinese class at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen (R) talks with a second grade student during a maths class at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Aerial photo shows the Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen (2nd R) checks homework of a first grade student in his Chinese class at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen gives first grade students a Chinese class at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen prepares for a class at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen (1st L) scoops rice for students at lunch at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen (1st R) gives a Chinese class to first graders at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)

Dong Zhuwen prepares tissue paper for students during lunchtime at Chagan Primary School in Huju Township of Chaling County, central China's Hunan Province, Sept. 8, 2020. Dong Zhuwen, 63, is a teacher for first and second grade students at Chagan Primary School. Born in Huju Township, Dong Zhuwen started his teaching career here in 1977. After retirement in 2017, he chose to stay in school and continued teaching as the school was in shortage of teachers. "I like children, I want to stay for them", said Dong. He also hopes that more and more young teachers would like to come here to teach the kids. (Xinhua/Chen Zeguo)