title: hreflang for China Taiwan zh-Hans zh-Hant or zh-cn zh-tw
body: <p>Hello thanks for any input, ok the Hreflang, should I use the zh-Hans zh-Hant or zh-cn zh-tw<br>
  as seen below, cheers</p>
  
  <pre><code>&lt;a href="https://www.websitename*^%$.com/zh-hans/index.php" rel="alternate" hreflang="zh-Hans"&gt;简体中文 (Chinese Simplified)&lt;/a&gt;
  &lt;a href="https://www.websitename*^%$.com/zh-hant/index.php" rel="alternate" hreflang="zh-Hant"&gt;繁體中文 (Chinese Traditional)&lt;/a&gt;
  </code></pre>
  
  <p>or </p>
  
  <pre><code>&lt;a href="https://www.websitename*^%$.com/zh-hans/index.php" rel="alternate" hreflang="zh-cn"&gt;简体中文 (Chinese Simplified)&lt;/a&gt;
  &lt;a href="https://www.websitename*^%$.com/zh-hant/index.php" rel="alternate" hreflang="zh-tw"&gt;繁體中文 (Chinese Traditional)&lt;/a&gt;
  </code></pre>