就是说有condo的买了转售hdb后，必须6个月内卖掉condo?

(a) Allow households earning between $8,000 and $10,000, to buy new DBSS flats with a $30,000 CPF Housing Grant;
(b) Increase the supply of new flats, Design, Build and Sell Scheme (DBSS) flats, and Executive Condominiums (EC);

(c) Shorten the completion time of Build-To-Order (BTO) flats;

(d) Increase the Minimum Occupation Period (MOP) for non-subsidised flats to 5 years; and

(e) Disallow concurrent ownership of both HDB flats and private residential properties within the MOP.

比如投资移民？

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<td colspan="2" align="left" valign="top"><span class="h1">Key Annual Indicators</span></td>
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<td width="53%" bgcolor="#DEEBEB" class="smallbodytext-bold"><a name="popnarea"></a><a href="themes.html#people">Population (Mid Year Estimates) &amp; Land Area </a></td>
<td width="14%" bgcolor="#DEEBEB" class="smallbodytext-bold"><div align="center">2009</div></td>
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<td><div align="center"><strong>Resident Population </strong></div></td>
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<td class="linetext"><a href="themes/people/hist/popn.html">Total Population</a> <a href="#note1">1</a>/ ('000)</td>
<td class="linetext"><div align="right">4,987.6</div></td>
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<td class="linetext">&nbsp;&nbsp;&nbsp;<a href="themes/people/hist/popn.html">&nbsp;Annual Growth</a> <a href="#note1">1</a>/ (%)</td>
<td class="linetext"><div align="right">3.1</div></td>
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<td class="linetext"><a href="themes/people/hist/popn.html">&nbsp;Singapore Residents</a> <a href="#note1">1</a>/ ('000)</td>
<td class="linetext"><div align="right">3,733.9</div></td>
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<td class="linetext">&nbsp;&nbsp;&nbsp;<a href="themes/people/hist/popn.html">&nbsp;Annual Growth (%)</a> <a href="#note1">1</a>/ </td>
<td class="linetext"><div align="right">2.5</div></td>
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<td class="linetext">Singapore Citizens ('000)</td>
<td class="linetext"><div align="right">3,200.7</div></td>
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<td class="linetext">&nbsp;&nbsp;&nbsp;Annual Growth (%)</td>
<td class="linetext"><div align="right">1.1</div></td>
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<td class="linetext">Singapore Permanent Residents ('000)</td>
<td class="linetext"><div align="right">533.2</div></td>
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<td class="linetext">&nbsp;&nbsp;&nbsp;Annual Growth (%)</td>
<td class="linetext"><div align="right">11.5</div></td>
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