One analyst said it was a question of ‘when, rather than whether’ Hong Kong follows sister city Singapore and other former British colonies in removing foreign influence from its judiciary.

The main point of contention is an illustration on the coach, which depicts a white woman on a throne with half-naked black people at her feet, offering her gifts.

‘A hill station was supposed to be serene and soothing. Now packets of chips, empty bottles and construction material have found their way in.’