Following the full implementation of Unique Business Identifier (“UBI”) on 27 December 2023, Business Registration Number (“BRN”) (i.e. the first eight digits of the Business Registration Certificate number) assigned by the Business Registration Office of the Inland Revenue Department has already been adopted as the identification number for all companies / entities under the administration of the Registrar of Companies replacing the former Company Registration Number (“former CR No...| www.cr.gov.hk