Optometric Personnel Act Article 27
Optician associations are municipality- and county (city)-specific, and a national federation of Optician associations may be established.
中文原文 驗光人員法第27條
驗光師公會分直轄市及縣（市）公會，並得設驗光師公會全國聯合會。
English translation for reference only; the Chinese text prevails. Not legal advice.