Where the Certificate of Conformity issued by the central competent authority meets any of the following circumstances, the central competent authority may revoke or abandon the Certificate of Conformity, and may require the applicant to recall and correct it in accordance with the provisions of Appendix 4:1. Using any false document in the application, reporting false information, or keeping false records of operations.2. Violating the provisions of Article 9 for 3 consecutive times within two years without making improvement within the time limit.3. Other severe offenses determined by the central competent authority to be in violation of this Act or these provisions.Appendix 4：Random Tests for New Motorcycles and Provisions for Recall and Correction Testing for In-Service Motorcycles.pdf