sure, as I said just for information, but as financial centers in asia, good reference & comparison, also general trend & direction of interest rate movement. HK has china as backing, spore has not.
So what if HK has China as backing? You might as well say the USD should be trading at 10:1 SGD because its economy is a zillion times larger than Singapore's. .
The main things that affect a country's currency is its long term fiscal position, current account, convertibility (openness), interest rate and rate of inflation, everything else does not matter in the long run.