![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/9a2a5b9dcaaf4873be32235125aeec4c.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)
![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/d5daca0392fb482fbf69d05358d1a89f.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)
![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/4f1717072be74fc4948e5244a60cafa9.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)
![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/ed1e594485d84b80a3cf18eb8aca9a88.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)
![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/ef8d2b7366964cbfba0ad6ce6aab32e4.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)
![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/bb080ef26a6a46e1add17a72e88ae2fd.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)
![Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)](http://www.ecns.cn/hd/2019/02/13/9dda2125b86640b4a2e76d6c596ce2a4.jpg)
Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)