Here are a few options for the WordPress post tag description in Traditional Chinese, with slightly different focuses:

**Option 1 (General & Concise):**

> 名片使用相關知識。提供關於名片設計、印刷、交換和保存的資訊。 (Míngpiàn shǐyòng xiāngguān zhīshì. Tígōng guānyú míngpiàn shèjì, yìnshuā, jiāohuàn hé bǎocún de zīxùn.)
>
> *Translation: Knowledge related to business card usage. Providing information on business card design, printing, exchanging, and preservation.*

**Option 2 (Emphasizing Practicality):**

> 了解名片的使用技巧，提升您的專業形象。 涵蓋名片的設計、製作、傳遞與維護，助您在商業場合更勝一籌。 (Liǎojiě míngpiàn de shǐyòng jìqiǎo, tíshēng nín de zhuānyè xíngxiàng. Hánggài míngpiàn de shèjì, zhìzuò, chuándì yǔ wéihù, zhù nín zài shāngyè chǎnghé gèng shèng yī chóu.)
>
> *Translation: Learn the usage techniques of business cards to enhance your professional image. Covering business card design, production, communication, and maintenance, helping you excel in business situations.*

**Option 3 (Focusing on the Broader Picture):**

> 探討名片的文化與禮儀，以及如何有效利用名片建立人脈、拓展業務。內容包括名片設計、印刷、交換禮儀以及歸檔儲存的技巧。 (Tàntǎo míngpiàn de wénhuà yǔ lǐyí, yǐjí rúhé yǒuxiào lìyòng míngpiàn jiànlì rénmài, tuòzhǎn yèwù. Nèiróng bāokuò míngpiàn shèjì, yìnshuā, jiāohuàn lǐyí yǐjí guīdàng chǔcún de jìqiǎo.)
>
> *Translation: Exploring the culture and etiquette of business cards, and how to effectively use business cards to build connections and expand business. Content includes business card design, printing, exchange etiquette, and filing/storage techniques.*

**Which option to choose depends on the content of your posts:**

* **Option 1** is a general and versatile choice.
* **Option 2** is best if you’re primarily focused on practical advice.
* **Option 3** is great if you delve into the social and cultural aspects of business cards.

Remember to input these descriptions into the “Description” field of the WordPress post_tag admin panel. I hope this helps!