Administrative Regulations on Low Power Radio Waves Radiated Devices Article 8

The user of citizen band radio Walky-Talky, while asking for help at channel 9 once encountered emergency event, shall call ”emergency for help” three times, then state “caller’s name for help”, ”kind of event”, “event location”, and “demand for help”. If nobody answered, switch to any channel for help.The person whenever received the call of “emergency for help” shall stop conversation immediately and take appropriate rescue measures.
中文原文 低功率電波輻射性電機管理辦法第8條
民用頻段無線電對講機使用者遭遇緊急事故,請求救援時,應於第九頻道先呼「緊急求救」三次,再說明求救人、事故、地址及需求。
無人回應時,得改用其他任何頻道呼救。
接獲前項求救信息者,應即中止通話並採適宜之救援措施。

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