When vocational training institutions established pursuant to Article 6 terminate their business operations, their direct supervisory authorities shall report to the Central Competent Authority to nullify their registration and return the certificates of establishment.When vocational training institutions established pursuant to Article 7 terminate business operations, disband or if their certificates of approval are revoked, they shall return their certificates of establishment within a certain period as required by the Central Competent Authority.If the said certificates are not returned in the required period, they shall be nullified by public announcement.