An issuer should make best efforts to choose headlines that applies to the information submitted for publication. However, if you have any questions on the selection of headline categories you can contact a case officer in HKEX Listing Division (refer to the HKEX website at
https://www.hkex.com.hk/listing/rules-and-guidance/other-resources/listed-issuers/contact-persons-in-hkex-listing-department-for-listed-companies?sc_lang=en).
If you wish to submit information for publication out of office hours and a Listing Division case officer is not available, you should select the headline categories that you think are most appropriate. You may refer to the Guide on Selection of Headline and Title of Documents under Electronic Disclosure published on the HKEX website at
https://www.hkex.com.hk/-/media/HKEX-Market/Listing/Rules-and-Guidance/Other-Resources/Listed-Issuers/Practices-and-Procedures-for-Handling-Listing-related-Matters/aii_headline_selection.pdf.