The Administrative Regulations Governing the Inspection of Imported Alcohol Article 14

The sampling of the inspection shall be conducted by inspectors of the authorized agency (institution), and the obligor of the application for inspection shall not designate. The amount of the sampling is to the limit enough for inspection and preservation.After sampling, the packages of the samples shall be sealed and labeled with the application number, sampling date, and the amount of alcohol applying for inspection by inspectors of the authorized agency (institution).
中文原文 進口酒類查驗管理辦法第14條
查驗之取樣由受託機關(構)人員隨機取樣,申請查驗義務人不得指定,取樣數量以足供檢驗及留樣所需為限。
取樣後之樣品,包裝上應由受託機關(構)人員加以封識,並註明查驗申請書號碼、取樣日及申請查驗數量。

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