The board of directors of Vicon Holdings Limited announced that with effect from 21 December 2021: Mr. Tsang Hing Kuen resigned as Chief Executive Officer of the Company in order to devote more time to other business commitments. The Board announced that with effect from 21 December 2021, Mr. Chow Kwok Chun, an executive Director of the Company and the chairman of the Board, has been appointed as the Chief Executive Officer of the Company.