Next week marks the 10th anniversary of the launch of renminbi banking business in Hong Kong. While conducting currency exchanges and investment in renminbi is pretty much a "fact of life" today, all this could not have been possible without the hard work of a lot of people over the years.

Hong Kong Monetary Authority chief executive Norman Chan lists the pros and cons of the Linked Exchange Rate System that has served the city for three decades - and says why he thinks there's no need to change it.