![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/68aec84df4cb423ab9e36f3004239952.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/5d94649683724dcebbd05c7bb3f50964.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/5db2b5846bdf42f6934d45be0e770c69.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/0d32fa0d2e744ae895ac10fb6de97256.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/54efa9edb26b4c74a9a411b24819aa29.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/4a089689e867452381fe626496195f16.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/986f032278734d489158ae5314e9add8.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)
![An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)](http://www.ecns.cn/hd/2019/03/26/a6e04f94a3874c858d12844016fa15be.jpg)
An anti-terrorism drill, code-named Powersky, takes place at Lei Yue Mun Park, Hong Kong, March 25, 2019. The drill simulated scenarios including a terrorist attack with explosives and toxic chemical gas. The operation was aimed at promoting counter-terrorism awareness among the public and enhancing coordination in the Inter-departmental Counter Terrorism Unit (ICTU), established in April 2018. (Photo: China News Service/Zhang Wei)