Here are a few options for a WordPress post tag description for “預扣標準” (Pre-tax Withholding Standards) in Traditional Chinese, ranging from short & sweet to a little more detailed:

**Option 1: Short & Sweet (Recommended for clarity and brevity)**

> 瞭解最新的預扣稅金標準。 (Understand the latest pre-tax withholding standards.)

**Option 2: Slightly More Descriptive**

> 關於薪資、股利和其他收入的預扣稅金計算標準的資訊。 (Information regarding the pre-tax withholding calculation standards for salaries, dividends, and other income.)

**Option 3: Emphasizing Relevance for Taxpayers**

> 幫助您了解預扣稅金和避免稅務負擔的標準。 (Standards to help you understand pre-tax withholding and avoid tax burdens.)

**Option 4: Focusing on Changes & Updates**

> 了解最新的預扣稅金標準變動和更新。 (Learn about the latest changes and updates to pre-tax withholding standards.)

**Which one to choose depends on your general strategy:**

* **Choose option 1** if you want a concise, direct description.
* **Choose option 2** if you want to give readers a slightly better idea of what to expect.
* **Choose option 3** if you want to highlight the benefit to the reader (avoiding tax issues).
* **Choose option 4** if the posts using this tag frequently discuss changes in withholding regulations.

When setting up your WordPress tag, you’ll typically have a field for the “Description” (the tag description). Paste your chosen description into that field. Also, always remember to consider SEO when you choose your title and description.