CMMB Vision : REDESIGNATION OF DIRECTOR

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CMMB VISION HOLDINGS LIMITED

中 國 移 動 多 媒 體 廣 播 控 股 有 限 公 司

(Incorporated in the Cayman Islands with limited liability)

(Stock Code: 471)

REDESIGNATION OF DIRECTOR

The board (the "Board") of directors (the "Director(s)") of CMMB Vision Holdings Limited (the "Company", together with its subsidiaries, the "Group") hereby announces that Dr. Liu Hui ("Dr. Liu") has been re-designated from an executive Director to a non-executive Director with effect from 30 April 2021 (the "Redesignation").

Dr. Liu, aged 52, is currently the chief technology officer of the Group and the vice-chairman of the Board. Dr. Liu is one of the world's leading telecommunications engineers and inventors. He was the primary inventor of over 70 granted or pending telecommunications patents, including more than twenty patents in the core OFDMA technology that underlies LTE, Mobile WIMAX and CMMB. He architected CMMB, which had its inaugural launch at the 2008 Beijing Olympics and is now being used in 330 cities in the PRC. As an international renowned telecom expert, he is also one of the original designers of TD-SCDMA (one of the ITU 3G standards) and a pioneer of OFDMA mobile networks. Dr. Liu holds a Bachelor of Science degree in electrical engineering from the Fudan University and a PhD degree from the University of Texas in Austin. He was a full professor/vice-chair at the Department of Electrical Engineering of the University of Washington, and then the associate dean at the School of Electronic Information and Electrical Engineering of Shanghai Jiao Tong University. His research interests include broadband mobile networks, satellite communications, vehicular and IoT networks, and machine learning. He has received a number of awards, including a Fellow of IEEE (Communications Society), the 1997 National Science Foundation CAREER Award, the ONR Young Investigator Award, and the Gold Prize Patent award for his contributions on the TD-SCDMA technology. Dr. Liu is representing the Company as a key member in the ITU-T Focus Group on vehicular multimedia, which was established for vehicular multimedia services and infotainment applications based on space and terrestrial networks integration. He is a director of Silkwave Holdings Limited.

As at the date of this announcement, Dr. Liu has a personal interest in 270,000 share options of the Company. Save as disclosed above, Dr. Liu does not have any interests or short positions in the shares or underlying shares in the Company or its associated corporations within the meaning of Part XV of the Securities and Futures Ordinance (Cap. 571, Laws of Hong Kong).

Dr. Liu has entered into a service contract as a non-executive Director with the Company for a term of one year commencing from 30 April 2021 and shall continue thereafter until terminated by either party. He is subject to retirement by rotation and re-election at the annual general meeting of the Company at

least once in every three years in accordance with the articles of association of the Company. Upon the Redesignation, Dr. Liu will not receive any remuneration from the Company.

Save as disclosed above, Dr. Liu (i) has not held any other directorships in any public companies the securities of which are listed on any securities market in Hong Kong or overseas in the past three years;

1. has not held any other positions in the Company and its subsidiaries; (iii) does not have any relationship with any Directors, senior management, substantial shareholders or controlling shareholders of the Company; and (iv) no other information that is required to be disclosed pursuant to Rule 13.51(2) of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited nor are there other matters that need to be brought to the attention of the shareholders of the Company.

By order of the Board

CMMB Vision Holdings Limited

Wong Chau Chi

Chairman

Hong Kong, 30 April 2021

As at the date of this announcement, the executive director is Mr. WONG Chau Chi ; the non-executive directors are Dr. LIU Hui, Mr. CHOU Tsan-Hsiung and Mr. YANG Yi; and the independent non-executive directors are Dr. LI Shan, Dr. LI Jun and Mr. CHOW Kin Wing.

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