Here are a few options for the WordPress post_tag description, tailored to the phrase “LINE Pay綁卡 (LINE Pay card binding)”, with varying styles:

**Option 1: Short & Sweet**

* **Description:** 瞭解如何將你的信用卡或簽帳卡綁定到 LINE Pay，享受便捷的行動支付體驗。
* **(Translation):** Learn how to bind your credit or debit card to LINE Pay for a convenient mobile payment experience.
* **(Pros):** Concise, easy to understand, general.
* **(Cons):** Doesn’t specify what type of content will use the tag.

**Option 2: More Descriptive**

* **Description:** 關於 LINE Pay 綁卡的教學、流程、常見問題及優惠資訊，方便您輕鬆使用 LINE Pay 進行支付。
* **(Translation):** Information about LINE Pay card binding tutorials, procedures, frequently asked questions, and promotional offers to help you easily use LINE Pay for payments.
* **(Pros):** Better targeting, mentions content that will use the tag
* **(Cons):** Slightly longer.

**Option 3: SEO Optimized**

* **Description:** 想知道如何快速又安全地完成 LINE Pay 綁卡嗎？ 我們提供詳細的步驟教學及注意事項，助您輕鬆設定，享受LINE Pay帶來的便利與優惠！ 包含綁定信用卡、簽帳卡、常見問題解答。
* **(Translation):** Want to know how to quickly and safely complete LINE Pay card binding? We provide detailed step-by-step tutorials and important notes to help you set up easily and enjoy the convenience and benefits of LINE Pay! Including credit card binding, debit card, and frequently asked questions.
* **(Pros):** Includes key terms for SEO (e.g. 快速, 安全, 詳細步驟, 注意事項)。
* **(Cons):** Longer and can be a little general for SEO, use with discretion.

**Option 4: Simple & Direct**

* **Description:** LINE Pay 綁定信用卡和簽帳卡的相關資訊。
* **(Translation):** Information related to binding credit and debit cards to LINE Pay.
* **(Pros):** Very Simple and straight to the point.
* **(Cons):** Very basic.

**How to choose the best description:**

* **Consider your Target Audience:** Who are you writing this content for?
* **Keyword Strategy:** Think about search terms (e.g., “LINE Pay 信用卡綁定教學”) and incorporate them naturally.
* **Content Scope:** What topics will use this tag?
* **Length:** WordPress has a character limit for these descriptions.
* **SEO benefits:** Do you want to optimize for search engines?

**To add this description in WordPress:**

1. Go to your WordPress dashboard.
2. Go to “Posts” -> “Tags” (or “Categories” if you are using categories).
3. Click the “Edit” link for “LINE Pay綁卡”.
4. Find the “Description” field (usually below the name and slug fields).
5. Paste your chosen description into the “Description” field.
6. Click “Update” or “Save”.

Remember to always proofread your description! Good Luck!