Beijing’s point man on Hong Kong affairs has urged businesspeople to serve as the “main force” driving the city’s economic development by investing in innovation and the Northern Metropolis project, calling on them to demonstrate their patriotism through “concrete actions”.Xia Baolong, director of the Hong Kong and Macau Affairs Office, also argued that people with “ulterior motives” had politicised the deadly Tai Po fire to stir up social unrest, urging residents to remain vigilant against...