The Regulations for Safekeeping and Management of Money and Properties of Inmates in Prison and Detention Center Article 20

Authorities shall perform random audit on documents for objects under safekeeping, the safekeeping warehouse and the status of precious items under safekeeping every month, record the audit results and submit them to the Senior Official for approval. The same shall be applicable if any Inmate has any question about the type or quantity of objects under safekeeping on the Inmate’s behalf.
中文原文 監獄及看守所收容人金錢與物品保管及管理辦法第20條
機關應每月不定期抽查物品保管文件、保管庫房及貴重物品保管情形,並將查核結果作成紀錄,陳送機關長官核閱。
收容人對於其被代為保管之物品種類或數量有疑義時,亦同。

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