Regulations for Bonded Operations in Agricultural Technology Parks Article 60

After the Park Enterprises sign and issue the (evidencing) form for the release of production goods, the effective duration is four (4) days for bonded goods and ninety (90) days for non-bonded or tax free goods. The deadline may be extended if it falls on a national holiday or weekend.
中文原文 農業科技園區保稅業務管理辦法第60條
園區事業簽發之生產性貨品出區放行(證明)單,除保稅貨品自簽發之日起四日內有效外,非保稅或免稅貨品有效期間以九十日為限,但期限屆滿之日逢國定及星期例假日得順延之。

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