Callers to Hong Kong’s 999 hotline will be able to send real-time audio and visual information to emergency call centres using instant messaging apps in 2028, Secretary for Security Chris Tang Ping-keung has said. The security minister revealed the timeline for the upgrade on Thursday, a day after Chief Executive John Lee Ka-chiu announced in his latest policy address that three new functions were set to be introduced to enhance 999 call services. Alongside providing “real-time audio, image and...