Singapore levies a 7% GST on any numismatic or bullion products exceeding SG$400 coming into the country. That's usually why most buyers will ask you to under delcare the item value.
Naomi and Xu hong are selling it on ebay. Minatge is 100000
http://www.ebay.com.sg/itm/2003-china-spring-new-year-silver-coin-/180858301759?pt=AU_Coins2&hash=item2a1bfead3f...