Real Estate Brokerage Management Act Article 25
A broker shall keep classified the secrets of others he or she knows on account of performing business.
中文原文 不動產經紀業管理條例第25條
經紀人員對於因業務知悉或持有之他人秘密，不得無故洩漏。
English translation for reference only; the Chinese text prevails. Not legal advice.