The board of directors of China Isotope & Radiation Corporation announced that with effect from 28 March 2019, Mr. Luo Qi ("Mr. Luo") and Mr. Wang Guoguang ("Mr. Wang") have tendered their resignations as non-executive directors of the Company due to other business commitments. Following the resignation of Mr. Wang as a non-executive Director, he also ceased to be a member of the remuneration and appraisal committee of the Board (the "Remuneration and Appraisal Committee"), with effect from 28 March 2019.