[FabHK]

Cathay has a pretty good reputation, I believe. The HK civil aviation authorities, so-so, but all right. Struggling to get the expensive new ATC center to work.

(Note that HK is considered part of East Asia.)

[FabHK]

Self-reply to add:

See here for some news articles on the ATC centre:

https://duckduckgo.com/?q=HK+atc+site%3Ascmp.com