The last model bus I bought (fairly recently) was this Hong Kong MAN...
http://www.orientalmodelbuses.co.uk/MAN/om45201m2.jpg
Not the world's prettiest bus I suppose. Corgi obviously thought there would be further examples to model but this was the only one owned by KMB. The only other one is owned by another Hong Kong company (not one of the major bus companies though. The two buses were originally intended for Citybus.
My only other (fairly) recent purchase was this Hong Kong Olympian...
http://www.orientalmodelbuses.co.uk/...kbus2001m2.jpg
For anyone into Hong Kong (mainly) buses the site above also has a lot of news on full size buses as well as the models...
http://www.orientalmodelbuses.co.uk/