Nearly 30 years after the closure of Hong Kong’s iconic Kai Tak Airport, state-owned giant China Railway Rolling Stock Corporation (CRRC) hopes to provide the nearby waterfront area – a narrow stretch of land that juts into Victoria Harbour – with a route to better transit connectivity. Executives from the world-leading railway vehicle manufacturer said the company aims to use the former airport site as a test bed for an autonomous bus system, and a potential runway for overseas expansion. They...