It is notable that many international banks have kept their Asian business headquarters in Hong Kong, just as they moved their domestic business to Shanghai. (来源：英语学习门户 http://www.EnglishCN.com)

And if China decides to accelerate the liberalisation of its currency, it could be that Hong Kong will play an even more important role in currency trading.

According to Hong Kong's financial secretary, Henry Tang, the city retains its strengths as a financial centre because of its links with the rest of Asia as well as the mainland, and its clear commitment to the rule of law.

And at the same time, Shanghai's headlong dash for growth may run into political roadblocks.

The new Chinese leadership has increasingly emphasised the need for balanced growth, with less disparities of wealth and more priority for the rural hinterland.

So it may be that rather than rivals, Shanghai and Hong Kong become complementary parts of the Chinese economic miracle.