HBM HOLDINGS-B (02142): Chen Youchen appointed as Executive Director

HBM HOLDINGS-B (02142) announced that Dr. Rong Yiping has resigned as Executive Director for personal reasons, effective August 27, 2026. Following the recommendations of the Nomination Committee of the Board of Directors, Mr. Chen Youchen and Dr. Liu Yi have been appointed as Executive Directors, effective from the date of resignation. After Dr. Rong's resignation, he will no longer serve as the authorized representative of the company under Rule 3.05 of the Listing Rules. Mr. Chen Youchen has been appointed as the authorized representative, effective from the date of resignation.