Aircraft Flight Operation Regulations Article 7

An operator or a designated representative shall have responsibility for operational control.Responsibility for operational control shall be delegated only to the pilot-in-command or aircraft dispatcher (collectively, “Flight Dispatcher”); if a Flight Dispatcher is delegated, the operator shall formulate the operational control and supervision procedures and submit to CAA for approval, and may implement such delegation only after CAA’s approval.If an emergency situation which endangers the safety of the aircraft or persons becomes known first to the flight operation officer (Flight Dispatcher), action by that person shall include, where necessary, notification to the appropriate authorities of the nature of the situation without delay, and requests for assistance if required.
中文原文 航空器飛航作業管理規則第7條
航空器使用人或其指定之代理人,應負飛航安全及飛航作業管制之責任。
前項飛航作業管制得由航空器使用人指派機長或航空器簽派員(以下簡稱簽派員)執行;其指派簽派員執行者,航空器使用人應訂定飛航作業管制及監控作業程序,並報請民航局核准後,始得執行。
簽派員於執行飛航作業管制時,得知緊急情況將危及航空器或人員安全,應依前項程序通知相關主管機關;必要時,並應請求支援。

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