Postal Act Article 11
Both Chunghwa Post and its employees shall be obliged to keep any information obtained through performance of official duties confidential. The same shall apply to those who have left the company’s employ.
中文原文 郵政法第11條
中華郵政公司或其服務人員因職務知悉他人秘密者，有保守秘密之義務；其服務人員離職者，亦同。