Regulations on Good Hygiene Practice for Food Article 46

Manufacturers of food utensils, containers, or packages shall implement measures in the mixing, processing, or packaging areas of the manufacturing site to prevent contamination by dust or oil fumes.
中文原文 食品良好衛生規範準則第46條
食品器具、容器或包裝之製造業者,其製造場所之混料區、加工區或包裝區,應採取措施,避免粉塵或油氣污染。

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