Regulations for Managing the Labeling and Marks of Organic Agricultural Products and In-conversion Agricultural Products Article 11

Those comply with paragraph 2 of Article 3 of Regulations Governing Management over Agricultural Product Marks prior to the implementation of these regulations may continue to use the former mark under the requirements of that paragraph.
中文原文 有機農產品有機轉型期農產品標示及標章管理辦法第11條
本辦法施行前符合農產品標章管理辦法第三條第二項規定者,得依該項規定繼續使用舊標章。

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