Government Procurement Act Article 111

An entity shall report annually to the responsible entity the service condition and the effectiveness analysis of a subject procured in a large procurement during the service period, and the responsible entity may send its personnel to inspect for verification.The responsible entity shall have an annual effectiveness analysis for the important procurement that have been done, and the outcomes shall be published on the Government Procurement Gazette except those shall be confidential.
中文原文 政府採購法第111條
機關辦理巨額採購,應於使用期間內,逐年向主管機關提報使用情形及其效益分析。
主管機關並得派員查核之。
主管機關每年應對已完成之重大採購事件,作出效益評估;除應秘密者外,應刊登於政府採購公報。

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