Looks like the bunting and decorations are for the visit by Prince Philip, Duke of Edinburgh in 1959. Smoke from the incinerator emitting from the rooftop of the HSBC.
Source: This image came from Flickr, see https://flickr.com/photo.gne?id=43461904311
Date picture taken
7 Mar 1959
Gallery
Shows place(s)
Comments
Star Ferry Car Park
The Star Ferry Car Park opened to the public on 8 December 1957. China Mail 9 December 1957 refers. For reference, the City Hall Car Park opened in 1961. a year before the City Hall was completed.
Car Park
I think this is the Star Ferry Car park, and not the City Hall one.