This plugin gives you a widget that displays a different Chinese character every day. The characters are randomly plucked from a list that includes all the commonly-used characters plus a few somewhat rare characters.
<h3>Uninstallation</h3>
<ol>
<li>Delete the hanzi-of-the-day folder from your site’s wp-content/plugins directory.</li>
<li>Delete the ($table_prefix)hanzi_of_the_day_ordinals table from your database.</li>
</ol>

Hanzi of the Day

A widget that displays a different Chinese character every day.

Sparanoid

A must-have plugin if you’re running a Chinese blog. This plugin also works fine with multisite enabled WordPress (aka. WordPress Mu).
No options, no additional database inserts, no stupid banners and shitty ads, install and go.
你客戶／合作夥伴不光文案寫的爛，而且還不會排版？Space Lover 可以幫到你。它會神奇的在中文、日文和英文、數字、符號之間自動加入空白，讓客戶網站的文案、文章看上去規範整潔。
無選項、無 MySQL 插入，無廣告，安裝即用。
覺得這招治標不治本？也可以試試 <a href="https://github.com/sparanoid/chinese-copywriting-guidelines" rel="nofollow ugc">sparanoid/chinese-copywriting-guidelines</a>，讓你的客戶／合作夥伴學會如何正確的排版。
Before:
<pre><code>今天出去買菜花了5000元
</code></pre>
After:
<pre><code>今天出去買菜花了 5000 元
</code></pre>

Space Lover

Magically add an extra space between Chinese characters and English letters / numbers / common punctuation marks

Hanzi of the Day vs Space Lover