Cosmetics Good Manufacturing Practice Regulations Article 15

Sufficient and clean washing and toilet facilities shall be provided in the cosmetics manufacturing premises. The facilities shall be separated from production area. Sufficient shower and clothes changing facilities shall be provided when necessary.
中文原文 化粧品優良製造準則第15條
化粧品製造場所應有足夠、乾淨及便利使用之清洗與衛廁設施,並與生產區域區別。
必要時,應提供足夠之淋浴及更衣設施。

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