Avic Jonhon Optronic Technology Co.Ltd(002179) : Announcement on changing the signing certified public accountant

Securities code: 002179 securities abbreviation: Avic Jonhon Optronic Technology Co.Ltd(002179) announcement Code: 2022-014 Avic Jonhon Optronic Technology Co.Ltd(002179)

Announcement on change of signature certified public accountant

The company and all members of the board of directors guarantee that the information disclosed is true, accurate and complete without false records, misleading statements or major omissions.

Avic Jonhon Optronic Technology Co.Ltd(002179) (hereinafter referred to as “the company”), the 13th meeting of the 6th board of directors held on July 9, 2021 and the second extraordinary general meeting of 2021 held on August 23, 2021 considered and adopted the proposal on the appointment of 2021 annual audit accounting firm, Appoint Dahua Certified Public Accountants (special general partnership) (hereinafter referred to as “Dahua certified public accountants”) as the company’s annual audit accounting firm in 2021. “Announcement on the appointment of 2021 annual audit accounting firm” was disclosed in China Securities Journal, securities times and cninfo.com on July 10, 2021.

1、 Change of signature accountant

Recently, the company received the letter on changing Avic Jonhon Optronic Technology Co.Ltd(002179) signing certified public accountants from Dahua certified public accountants. As the audit institution of the company’s 2021 financial statements and internal control, Dahua certified public accountants originally appointed long jiao (project partner) and Wang Dong as signing certified public accountants to provide audit services for the company. In view of the work adjustment of the original signing certified public accountant, according to the relevant provisions of the practicing quality control system of Dahua certified public accountants, Dahua certified public accountants now appoints Zhang Ling (project partner) and Li Haoyang as the signing certified public accountants to continue to complete the relevant work. After the change, the signature Certified Public Accountants of the company’s 2021 financial statements and internal control are Zhang Ling (project partner) and Li Haoyang.

2、 Signature accountant information of this change

Zhang Ling (project partner), who became a Chinese certified public accountant in November 2005, has been engaged in the audit of listed companies since February 2008. She joined Dahua certified public accountants in August 2021 and signed three audit reports of Listed Companies in recent three years.

Li Haoyang, who became a certified public accountant in April 2020, began to audit listed companies in November 2013 and began to practice in Dahua certified public accountants in December 2020; The number of audit reports of listed companies signed in recent three years is 1.

Zhang Ling did not violate the independence requirements of the code of professional ethics for Chinese certified public accountants, complied with the provisions of regular rotation, and had no bad credit record. On October 9, 2019, Zhang Ling received one warning letter issued by Beijing regulatory bureau of China Securities Regulatory Commission due to inadequate audit procedures in the internal control audit of China Real Estate Co., Ltd. in 2018, but it did not affect the undertaking of securities and futures business; In addition to the above circumstances, Zhang Ling has not been subject to criminal punishment, administrative punishment or self-discipline punishment for her practice in the past three years.

Li Haoyang did not violate the independence requirements of the code of professional ethics for Chinese certified public accountants, met the provisions of regular rotation, and had no bad credit record. Li Haoyang has not been subject to criminal punishment, administrative punishment, administrative supervision measures and self-discipline punishment in recent three years.

During this change, the relevant work arrangements will be handed over in an orderly manner, and the changes will not have an impact on the company’s 2021 financial statements and internal control audit.

3、 Documents for future reference

(I) letter on changing Avic Jonhon Optronic Technology Co.Ltd(002179) signature certified public accountant and relevant attachments.

It is hereby announced.

Avic Jonhon Optronic Technology Co.Ltd(002179) board of directors January 27, 2002

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