问如何在joomla、virtuemart中添加自定义徽标、社交媒体、联系我们、本地业务模式？

EN

Logo schema – Home Page
{
  "@context": "http://schema.org",
  "@type": "Organization",
  "url": "http://www.domainname.com/",
  "logo": "http://www.domainname.com/images/logo.png"
}


Socail Media Schema - 

<span itemscope itemtype="http://schema.org/Organization">
  <link itemprop="url" href="http://www.domainname.com/">
  <a itemprop="sameAs" href="https://www.facebook.com/PageName/">FB</a>
  <a itemprop="sameAs" href="https://twitter.com/PageName">Twitter</a>
  <a itemprop="sameAs" href="https://www.instagram.com/PageName/">Instagram</a>
</span>


 Contact Us Schema

{
  "@context": "http://schema.org",
  "@type": "Organization",
  "url": "http://www.domainname.com",
  "contactPoint": [
    { "@type": "ContactPoint",
      "telephone": "+91 10000 10000",
      "contactType": "customer service"
    }
  ]
}