The board of directors of SmarTone Telecommunications Holdings Limited announced that Mr. Tam Lok-man, Norman has tendered his resignation as Executive Director and the Deputy Chief Executive Officer of the Company with effect from 1 March 2023 to pursue other interests. The board announced that Ms. Lau Yeuk-hung, Fiona, aged 40, who is currently an Executive Director and the Chief Commercial Officer of SUNeVision Holdings Ltd., is appointed as Executive Director, the Chief Executive Officer, authorized representative and process agent of the Company with effect from 15 February 2023. SUNeVision is a non-wholly owned subsidiary of Sun Hung Kai Properties Limited, the controlling shareholder of the Company.

Since joining SUNeVision in 2017, Ms. Lau has been in charge of the sales and business development functions for the Company. Under her leadership, SUNeVision was able to attract new customers as well as to expand together with existing customers. She built a strong culture of understanding customer needs and addressing those needs.

This has contributed to the very strong financial results for SUNeVision. Prior to joining SHKP and taking up various leadership roles at SUNeVision since 2017, Ms. Lau was a director at BlackRock Asset Management (North Asia), where she held various senior positions across the chairman's office, corporate strategy, and retail and private banking functions during 2010 to 2017. From 2005 to 2010 she worked in McKinsey & Company and held the position of engagement manager.

Ms. Lau holds a Bachelor of Arts degree in Philosophy from The University of Chicago. With effect from 15 February 2023, Ms. Lau is re-designated from Executive Director to Non- Executive Director of SUNeVision. CESSATION TO ACT AS AUTHORIZED REPRESENTATIVE AND PROCESS AGENT: Upon appointment of Ms. Lau as Authorized Representative and Process Agent of the Company with effect from 15 February 2023, Mr. Chau Kam-kun, Stephen will cease to act as an Authorized Representative and Process Agent of the Company with effect from the same date.