A rescue worker sprays disinfectant at the No. 22 Middle School in Xinxiang, central China's Henan Province, July 25, 2021. Disinfection works are underway in schools, hospitals, garbage transfer stations and some other areas in the flood-hit city of Xinxiang. Photo: Xinhua

A rescue worker sprays disinfectant at the No. 22 Middle School in Xinxiang, central China's Henan Province, July 25, 2021. Disinfection works are underway in schools, hospitals, garbage transfer stations and some other areas in the flood-hit city of Xinxiang. Photo: Xinhua