You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <alllinks alcontinue="三福氣體股份有限公司|137" />
  </query-continue>
  <query>
    <alllinks>
      <l fromid="5" ns="0" title="UneedADV 專欄" />
      <l fromid="1640" ns="0" title="一品光學工業股份有限公司" />
      <l fromid="133" ns="0" title="一詮精密工業股份有限公司" />
      <l fromid="137" ns="0" title="一詮精密工業股份有限公司" />
      <l fromid="1640" ns="0" title="一詮精密工業股份有限公司" />
      <l fromid="133" ns="0" title="三星科技股份有限公司" />
      <l fromid="137" ns="0" title="三星科技股份有限公司" />
      <l fromid="1640" ns="0" title="三星科技股份有限公司" />
      <l fromid="1640" ns="0" title="三洋全能股份有限公司" />
      <l fromid="133" ns="0" title="三福氣體股份有限公司" />
    </alllinks>
  </query>
</api>