The board of directors of Ocumension Therapeutics announces that Dr. Lian Yong CHEN ("Dr. Chen") and Dr. Wei LI ("Dr. Li") have been re-designated from executive Directors to non-executive Directors with effect from July 20, 2021 as they wish to focus more on the strategic management and planning of the Group without being distracted by the daily management. Dr. Chen will remain as the Chairman of the Board after the re-designation as a non- executive Director. Dr. Chen, aged 58, has been the Chairman of the Board and a Director since May 23, 2018. He was appointed as a non-executive Director on May 23, 2018 and was re-designated as an executive Director on April 28, 2020. Dr. Li, aged 49, has been a Director since April 13, 2018. He was appointed as a non-executive Director on April 13, 2018 and was re-designated as an executive Director on April 28, 2020.