The board (Board) of directors (Directors) of CircuTech International Holdings Limited (the "Company", and its subsidiaries, collectively the "Group") announced the following changes with effect from 14 April 2023: Mr. Hong Sung-Tai (Mr. Hong) has tendered his resignation as an executive Director, the chairman of the Board and a member of the remuneration committee of the Company (Remuneration Committee) with effect from 14 April 2023. Mr. Hong resigned as his responsibility at Hon Hai Precision Industry Co. Ltd. (Hon Hai), the holding company of Foxconn (Far East) Limited, a controlling shareholder of the Company, has became heavier and he could not devote sufficient time for his duties at the Company.

Mr. Tsai Biing-Hann ("Mr. Tsai") has tendered his resignation as an executive Director with effect from 14 April 2023. Mr. Tsai resigned due to the requirement of his other work commitment assigned by Hon Hai. Mr. Hong and Mr. Tsai have confirmed that they have no disagreement with the Board and there are no matters relating to their resignation that need to be brought to the attention of the shareholders of the Company or The Stock Exchange of Hong Kong Limited (the "Stock Exchange").

Mr. Chang Chuan-Wang ("Mr. Chang") has been appointed as a non-executive Director, chairman of the Board and a member of the Remuneration Committee with effect from 14 April 2023. Biographical details of Mr. Chang is set out below: Mr. Chang, aged 54, has been appointed as a non-executive Director and the chairman of the Board on 14 April 2023. Mr. Chang has about 30 years' experience in the information and communication technology industry.

From 1995 to 2001, he served as the head of the global operations management at Universal Scientific Industrial Co. Ltd. (2350-TW). From 2002 to 2008, he was the chairman's special advisor at Jabil Green Point.

Since May 2009, Mr. Chang has been a member of the Corporate Management Information Division in Hon Hai, focusing on group business strategy, operation control and performance analysis management. He is currently an associate of the headquarter controlling division in Hon Hai. He currently also serves as the executive director of industrial computer manufacturer ENNOCONN Technology Co.

Ltd. (6414-TW) on behalf of Hon Hai. Mr. Chang obtained a Bachelor's degree in Automatic Control Engineering from Feng Chia University in 1992 and a Master's degree in Business Administration from the Graduate Institute of Management at Feng Chia University in 2007. In 2007, he was awarded the honorary membership of Phi Tau Phi Scholastic Honor Society for his outstanding academic achievements.