Organic Agricultural Product and Organic Agricultural Processed Product Certification Management Regulations Article 23

The language used for labeling organic agricultural products and organic agricultural processed products shall be standard Chinese, which may be supplemented by foreign languages or commonly used symbols. However, products exclusively for export shall not be subject to this requirement.
中文原文 有機農產品及有機農產加工品驗證管理辦法第23條
有機農產品及有機農產加工品標示所用文字,以中文正體字為之,並得輔以外文及通用符號。
但專供外銷者,不在此限。

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