Firefighters conduct disinfection on the platform at Yichang East Railway Station in Yichang, central China's Hubei Province, March 24, 2020. About 50 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by Wang Shen/Xinhua)

Firefighters conduct disinfection on the stairs at Yichang East Railway Station in Yichang, central China's Hubei Province, March 24, 2020. About 50 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by Wang Shen/Xinhua)

Firefighters conduct disinfection on the platform of Wuhan Railway Station in Wuhan, central China's Hubei Province, March 24, 2020. Over 70 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by He Hanqiu/Xinhua)

A firefighter conducts disinfection on the platform of Wuhan Railway Station in Wuhan, central China's Hubei Province, March 24, 2020. Over 70 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by He Hanqiu/Xinhua)

Firefighters clean the seats after disinfection at the Wuhan Railway Station in Wuhan, central China's Hubei Province, March 24, 2020. Over 70 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by He Hanqiu/Xinhua)

Firefighters gather to prepare for disinfection works at the Wuhan Railway Station in Wuhan, central China's Hubei Province, March 24, 2020. Over 70 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by He Hanqiu/Xinhua)

Firefighters gather to prepare for disinfection works at the Wuhan Railway Station in Wuhan, central China's Hubei Province, March 24, 2020. Over 70 firefighters conducted a comprehensive disinfection at the railway station on Tuesday. (Photo by He Hanqiu/Xinhua)