Cosmetics Good Manufacturing Practice Regulations Article 11

The storage, production, quality control, ancillary, washing and toilets of the cosmetics manufacturing premises shall be separated of identified clearly.
中文原文 化粧品優良製造準則第11條
化粧品製造場所之儲存、生產、品質管制、附屬設施、清洗及衛廁之區域,應予區隔或明顯區別。

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