A staff member walks out of a bullet train after conducting disinfection operations in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member hangs up a sign before conducting disinfection operations on a bullet train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
Staff members report operation progress while disinfecting bullet trains in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member disinfects the facilities in the cab of a bullet train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member disinfects the facilities on a bullet train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member disinfects the facilities on a bullet train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member disinfects the facilities on a bullet train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member disinfects the facilities on a train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
A staff member disinfects the facilities on a bullet train in southwest China's Chongqing Municipality, Feb. 2, 2020. Chongqing section of China Railway Chengdu Group Co., Ltd and Chongqing disease prevention and control center jointly conducted disinfection operations on the trains to help prevent and control the spread of the novel coronavirus. (Xinhua/Tang Yi)
