The board of directors of Solomon Systech (International) Limited announces that Dr. Li Jun ("Dr. Li") has tendered his resignation as a non-executive Director and a member of the investment committee (the "Investment Committee") of the Company with effect from 10 June 2021 due to his other business arrangement. Dr. Li has confirmed that he has no disagreement with the Board, and there are no matters relating to his resignation that needs to be brought to the attention of the shareholders of the Company. In view of the resignation of Dr. Li, the Board announced that Ms. Ye Nan ("Ms. Ye") has been appointed as a non-executive Director with effect from 10 June 2021. In consideration of Ms. Ye's knowledge and experience in financial area, Ms. Ye has also been appointed as a member of the audit committee (the "Audit Committee") of the Company with effect from the same date. From August 2006 to December 2014, Ms. Ye worked at Shanghai Huahong Integrated Circuit Co. Ltd. as a financial analyst. In January 2015, Ms. Ye joined Huada Semiconductor Co. Ltd. and served as an accounting analyst until March 2016. Afterwards, from April 2016 to July 2020, she held the position of a professional manager at the finance department of Huada. Since April 2019, Ms. Ye has also been a supervisor of Huada Seminconductor (Chengdu) Co. Ltd. and of CEC Chitsing Technology Co. Ltd. Since July 2020, Ms. Ye has been the head of the finance department of Huada. The Board further announces that, following the resignation of Dr. Li as a member of the Investment Committee and the appointment of Ms. Ye as member of the Audit Committee, Mr. Wang Hui ("Mr. Wang"), a non-executive Director, an existing member of the Audit Committee and a member of the remuneration committee of the Company, has been redesignated from a member of the Audit Committee to a member of the Investment Committee, with effect from 10 June 2021. Mr. Wang will continue to be a member of the remuneration committee of the Company. Mr. Wang joined Huada in November 2016 and successively held various positions including a strategic manager and a professional manager of the development and planning department and is currently holding the position of director in the development and planning department in Huada.