Three boarding students review their lessons on the campus of the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, Feb. 28, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

A student goes to bed in a dormitory room at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, Feb. 28, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

Students have breakfast at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

A judge from the county court gives a lecture on laws at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

Guardians send their children for the new semester to the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, Feb. 28, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

Students dash to the entrance of the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

Students attend a class at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

Students gather to attend the opening ceremony for a new semester at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

Students have breakfast at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)

A teacher hands out textbooks at the Xijin She Ethnic Group Primary School in Zhenghe County, southeast China's Fujian Province, March 1, 2021. A new semester kicked off at the Xijin She Ethnic Group Primary School on Monday. As the only boarding school for primary students at the village level in Zhenghe County, it is a "home away from home" for its 167 students, nearly half of whom are left-behind children. The school grew out of an ordinary one established in 1979, and developed its boarding capacity through a gradual rebuilding process thanks to funding from both public and private sources. Headmaster Zhuang Guigan, together with his wife Liang Chun'ai, works as a baby-sitter for 83 students living on campus. They overlook every step in their daily life, from morning calls, breakfasts, classes, until bedtime. (Xinhua/Jiang Kehong)