![](http://www.ecns.cn/hd/2020/02/11/630d3f05cff64608b9e0065349d5ee8f.jpg)
To prevent spread of the novel coronavirus,drones are deployed to spray disinfectant over an industrial park in Shenzhen,South China‘s Guangdong province on February 11, 2020. (Photo: China News Service/ Chen Wen)
![](http://www.ecns.cn/hd/2020/02/11/f9fc5c6a53f34a41b25eeeb2b41768b3.jpg)
To prevent spread of the novel coronavirus,drones are deployed to spray disinfectant over an industrial park in Shenzhen,South China‘s Guangdong province on February 11, 2020. (Photo: China News Service/ Chen Wen)
![](http://www.ecns.cn/hd/2020/02/11/11655c3f0553437f92836d43bf5ced88.jpg)
To prevent spread of the novel coronavirus,drones are deployed to spray disinfectant over an industrial park in Shenzhen,South China‘s Guangdong province on February 11, 2020. (Photo: China News Service/ Chen Wen)
![](http://www.ecns.cn/hd/2020/02/11/f2853f6b71114a299702cbf324184c06.jpg)
To prevent spread of the novel coronavirus,drones are deployed to spray disinfectant over an industrial park in Shenzhen,South China‘s Guangdong province on February 11, 2020. (Photo: China News Service/ Chen Wen)