Administrative Rules on Radio and Television Broadcasters' Establishment of Microwave Stations Article 6

To carry out on-site broadcast relays, television or radio broadcasters shall apply to construct a mobile microwave station.The mobile microwave station is prohibited from being used as a fixed microwave station.
中文原文 廣播電視節目中繼電臺設置使用管理辦法第6條
廣播電視業者為從事現場轉播之需要,得申請設置現場轉播節目中繼電臺。
現場轉播節目中繼電臺不得作為固定點節目中繼使用。

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