The board of directors of KuangChi Science Limited announced that Dr. Luan Lin has resigned as Chief Technology Officer of the Company with effect from 5 December 2022, due to her decision to devote more time to her other engagement. Dr. Luan will continue to act as an executive Director of the Company. The Board announced that Dr. Luan has ceased to be an authorized representative of the Company as required under Rule 3.05 of the Listing Rules and Mr. Cheng Chi Chung Kevin, the Company Secretary of the Company, has been appointed as an authorized representative of the Company as required under Rule 3.05 of the Listing Rules with effect from 5 December 2022.