Here is a book that could be of interest to some as the author was an IBM engineer for long time and was intimately involved in the computerisation of HSBC (thanks to Andrew Smith - University of Liverpool - for the heads up):
O, Anthony (2013) “The Computer Age in Hong Kong”, Hong Kong: The Commercial Press
You can order it directly from the Comercial Press (not the most friendly website but ultimately produces the goods):
or through this book shop (which was recommended by a local):
Season’s greetings
Bernardo
(Bangor University - Wales)