To be fair to HSBC.
They do at least understand that someone born in China might possibly have a UK passport.
I spent 3 months trying to hammer that into Natwest.
(Account application for my wife)
Place of Birth = blah, blah, China
Please provide copy of your Chinese passport.
I am a naturalised UK citizen, here is my UK passport.
Please provide a copy of your Chinese passport.
China doesnt allow dual citizenship, here is my UK passport.
Please provide your Chinese passport.
I DONT HAVE A FRIGGING CHINESE PASSPORT, I AM A UK CITIZEN!!!
Please provide your Chinese passport.
AAAAAAAAAAAAARRRRRRRRRRRGGGGGGGGGH!!!!!!!