BG7XSS The requirement is simply to cover the frequency band. According to Article 9 of Chapter 5 in the 2021 version, the status is "not yet executed," but it has actually been used. Obtaining approval from the Ministry of Industry and Information Technology for a 15W device also falls under the requirements of the 2021 version. "The applicant should use a radio transmission equipment model certification that proves its suitability for amateur business; or use a radio transmission equipment model certification that contains amateur business frequency ranges, and meets the RF technical requirements for amateur business radio transmission equipment."