Regulations Governing Delivery of Money, Food, and Necessities by Outside Parties to Prisoners and Defendants Article 3

The authority shall process the property delivered by outside parties to inmates at the designated time and location on weekdays. The authority may, at its discretion, process such property on national holidays or other days off.The authority shall inspect the property delivered as set forth in the preceding paragraph. Where necessary, the authority may inspect the property with the aid of technological equipment or request relevant institutions (organizations), groups or professional personnel to conduct an inspection.
中文原文 外界對受刑人及被告送入金錢與飲食及必需物品辦法第3條
機關應於平日指定時間、地點辦理外界送入予收容人(以下簡稱外界送入)之財物。
國定例假日或其他休息日,得由機關斟酌情形辦理之。
機關應對於前項送入之財物施以檢查;必要時,得以科技設備輔助或送請相關機關(構)、團體或具專業之人員檢驗之。

English translation for reference only; the Chinese text prevails. Not legal advice.