The board of directors of Hua Hong Semiconductor Limited announced the following changes with effect from 28 March 2024: Mr. Songlin Feng ("Mr. Feng") was appointed as an independent non-executive director of the Company, a member of the audit committee (the " Audit Committee "), the nomination committee (the "Nomination Committee") and the remuneration committee (the "Remuneration Committee") of the Company; Ms. Chengyan Xiong (" Ms. Xiong ") was appointed as a non-executive director of the Company and a member of the Audit Committee of the Company; Mr. Longfei Ye ("Mr. Ye") has resigned as an independent non-executive director and a member of the nomination, remuneration and audit committee of the Company; and Mr. Jun Ye was re-designated as a member of the Remuneration Committee and ceased to be a member of the Audit Committee immediately upon the re-designation. Mr. Feng, aged 59, was appointed as an independent non-executive director of the Company with effect from 28 March 2024. He has over 32 years of experience in academic research in science and technology, including integrated circuits and semiconductors. He successively served as a deputy researcher, researcher, deputy director, director, an assistant to head and the head of the Institute of Semiconductors of the Chinese Academy of Sciences from February 1992 to December 2000. From January 2001 to August 2010, he was a researcher, deputy head
and the head of Shanghai Institute of Microsystems and Information Technology of the Chinese Academy of Sciences. He successively served as a researcher, the leader of the planning team and the Dean of Shanghai Advanced Research Institute
of the Chinese Academy of Sciences from March 2009 to May 2017, after which he took up his current role as a researcher at the same institute. Mr. Feng has been an independent director of (i) INESA Intelligent Tech Inc. since June 2020, (ii) GEN-S Power Group Co. Ltd. since August 2020, and (iii) Shanghai Zhaoxin Semiconductor Co. Ltd. since April 2023. In addition, Mr. Feng has been a director of Shanghai Zhongyan Hongling Information Technology Co. Ltd.since September 2020. Mr. Feng graduated from Wuhan University in 1983 with a bachelor's degree in semiconductor physics, and from Université Paris Diderot in 1987 and 1990 with a master's degree and a doctor's degree in material sciences, respectively. Ms. Xiong, aged 44, was appointed as a non-executive director of the Company and a member of the Audit Committee with effect from 28 March 2024. Ms. Xiong has nearly 20 years of experience working in the finance and accounting sector. Prior to joining the Company, Ms. Xiong was a deputy chief staff member and chief staff member of the budget office of Shanghai State-owned Assets Supervision and Administration Commission after which she held various senior managerial positions within the group companies of Shanghai Huahong (Group) Co. Ltd. Ms. Xiong is currently the head of finance department of Huahong Group and holds various positions as a director or a supervisor at a number of the subsidiaries of Huahong Group. Ms. Xiong graduated from Shanghai University of Finance and Economics with a master's degree in management. Ms. Xiong is also a senior accountant and a non-practising
certified public accountant in the PRC.