National Property Act Article 14

The overseas national property is administered by the Ministry of Foreign Affairs and managed by each consulate; the Ministry of Foreign Affairs shall entrust proper institutions to manage it if no consulate in the locality.
中文原文 國有財產法第14條
國有財產在國境外者,由外交部主管,並由各使領館直接管理;如當地無使領館時,由外交部委託適當機構代為管理。

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