Staff members at a monitor center show how the drone defense system works Guangzhou Baiyun International Airport, Nov. 23, 2017. (Photo: China News Service/Guo Jun). (ECNS) — A detection and defense system against unmanned aerial vehicles has been put into trail operation at Guangzhou …

https://www.google.com/url?rct=j&sa=t&url=http://www.ecns.cn/cns-wire/2017/11-23/282072.shtml&ct=ga&cd=CAIyGmU4YjhhY2I1NTBhODM5NmY6Y29tOmVuOlVT&usg=AFQjCNFjlLXH1kxql3DoySsWG1uMVIFaaA https://www.google.com/alerts/feeds/17761351031673517457/10720025849845542493 China News 1511446834 5 tag:google.com,2013:googlealerts/feed:15051106563928821243

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