Medical Radiation Technologists Act Article 5

Those who have not obtained a Medical Radiation Technologist Certificate or Medical Radiological Technician Certificate may not assume the title of a Medical Radiation Technologist or Medical Radiological Technician.
中文原文 醫事放射師法第5條
非領有醫事放射師或醫事放射士證書者,不得使用醫事放射師或醫事放射士名稱。

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