高度戒备

• As he was under the custody of the hong kong government until deportation from hong kong , the government was obliged to ensure his safety . so , for the first time in a security detail , a blackhawk helicopter was used instead of a motor cavalcade , lowering the security risk and minimizing disruption to the public .
  政府考虑到有义务保障他被递解出境前的人身安全，所以作出高度戒备，并首次徵用军用黑鹰直升机，以减低用陆路押送的风险，同时减低对公众的不便廉署总调查主任梁韬强忆述。