Regulations Governing Customs Bonded Factories Article 9

The customs shall issue a bonded factory registration license to authorized factories; thereafter, each registered bonded factory is required to submit the documents set forth in Article 6 Paragraph 1, Subparagraphs 1, 5 and 8 hereof to the Customs every other year to update factory registration information.
中文原文 海關管理保稅工廠辦法第9條
經核准登記之保稅工廠,由海關發給執照,並應每二年檢具第六條第一項第二款、第六款及第九款規定之文件辦理校正一次。

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