<table border="1"><tr style="text-align: center;"><th>Level1</th><th>Level2</th><th>Level3</th><th>Info<th>Name</th></tr>
<tr><td rowspan="6"  style="vertical-align: middle;">System</td><td rowspan="4" style="vertical-align: middle;">System Apps</td><td rowspan="3" style="vertical-align: middle;">System Env</td><td>Apptest</td><td>foo</td></tr>
<tr><td>App memory</td><td>foo</td></tr>
<tr><td>App Test</td><td>Bar</td></tr>
<tr><td>System Env2</td><td>App Test</td><td>Bar</td></tr>
<tr><td rowspan="2" style="vertical-align: middle;">System Memory</td><td rowspan="2" style="vertical-align: middle;">Memory test</td><td>Memory func</td><td>foo</td></tr>
<tr><td>Apes test</td><td>foo</td></tr>
</table>