Securities code: 600237 Securities abbreviation: Tongfeng Electronic Announcement Number: Lin 2022-016

Anhui Tongfeng Electronic Co., Ltd. on the renewal of the accounting firm announcement

The board of directors and all the directors of the Company warrant that there is no false record, misleading statement or material omission in the content of this announcement, and bear individual and joint liability for the authenticity, accuracy and completeness of the content.

Important content Tips:
l The Company intends to retain Rong Cheng Certified Public Accountants (Special General Partnership) as the company's financial and internal control auditor in 2022.

I. Basic information about the accounting firm to be appointed

(1) Organization information

1. Basic information
Rongcheng Certified Public Accountants Firm (Special General Partnership) was renamed from Huapu Tianjian Certified Public Accountants Firm (Special General Partnership). It was originally established in August 1988 and restructed into a special general partnership on December 10, 2013. It is one of the earliest accounting firms in China to engage in securities service business and has been engaged in securities service business for a long time. Registered address: 901-22 to 901-26, Foreign Trade Building, No. 22, Fuchengmenwai Street, Xicheng District, Beijing. Chief Partner: Xiao Houfa.
2. Personnel information
As of December 31, 2021, Yung Cheng Certified Public Accountants has 160 partners and 1,131 certified public accountants, 504 of whom have signed audit reports of securities service business.
3. Business scale
The audited revenue of Rongcheng CPA Firm in 2020 is RMB 1,875,787,300, of which the audit revenue is RMB 1,631,263,200, and the securities and futures revenue is RMB 736.109,200.
Rongcheng CPA Firm undertook the audit business of 274 listed companies' annual reports in 2020, with a total audit fee of 318,433,900 yuan. Customers mainly focus on the manufacturing industry (including but not limited to computer, communication and other electronic equipment manufacturing, special equipment manufacturing, electrical machinery and equipment manufacturing, chemical raw materials and chemical products manufacturing, automobile manufacturing, pharmaceutical manufacturing) and information transmission, software and information technology services, construction, wholesale and retail, water conservancy, environmental and public facilities management industry, Transportation, warehousing and postal services; scientific research and technical services; finance; electricity, heat, gas and water production and supply; culture, sports and entertainment; mining; and many other industries. The number of audit clients of Rongcheng Certified Public Accountants for listed companies in the same industry where Anhui Tongfeng Electronic Co., LTD is located is 185.
4. Investor protection ability
Rongcheng CPA Firm has purchased professional liability insurance for certified public accountants, and the purchase of occupational insurance conforms to relevant regulations; As of December 31, 2021, the cumulative liability compensation limit is 900 million yuan; In the recent three years, there is no relevant civil action in the practice of civil liability.
5. Integrity record
In recent three years, Rongcheng Certified Public Accountants has been punished for 0 times of criminal punishment, 0 times of administrative punishment, 1 time of supervision and management measures, 1 time of self-regulatory measures, and 0 times of disciplinary punishment due to its practice behavior.
5 practitioners have been subject to self-regulatory measures once in the past three years due to their practice behavior in Rongcheng CPA Firm; In the past three years, 11 employees have been subject to supervision and management measures once each during their practice in Rongcheng CPA Firm.
10 employees were subject to supervision and management measures once each during their practice in other accounting firms in the past three years.

(II) Information of project members

1. Personnel information
Project Partner/Accountant to be signed: Xiong Mingfeng, who became a certified public accountant in China in 2004, began to engage in audit business of listed companies in 2006 and began to practice in Rongcheng Certified Public Accountants in 2006; In recent three years, I have signed audit reports of Huaibei Mining (600985), Bethel (603596), Xinruida (002983), Baoming Technology (002992), Quanchai Power (600218) and other listed companies.
Proposed quality control reviewer: Gu Xueshao, became a certified public accountant in China in 2006, began to engage in audit business of listed companies in 2007, and began to practice in Rongcheng Certified Public Accountants in 2007. In the past three years, I have reviewed the audit reports of many listed companies, such as Gold Mantis (002081.SZ), Sega Technology (002796.SZ) and Time Publishing (600551.SH).
Accountant to be signed: Wang Fengyan, a certified public accountant in China, has been engaged in audit work since 2012. She has provided securities services for many listed companies and listed companies, such as Bethel (603596), Quanchai Power (600218), Aofu Environmental Protection (688021), Haiming Technology (832825) and Innovation Shares (837935).
2. Independence and integrity records of the above related personnel.
Signed certified public accountants Xiong Mingfeng, Wang Fengyan, project quality control reviewer Gu Xueshao have not been subject to criminal punishment, administrative punishment, supervision and management measures, self-regulatory measures, disciplinary punishment for practicing behavior in the past three years.
Rongcheng CPA Firm and the above personnel do not violate the independence requirements of the Code of Ethics for Certified Public Accountants in China.

(3) Audit fees

In 2021, the financial audit expense of Rongcheng Certified Public Accountants (Special general Partnership) for the company will be RMB 1.20 million (including the special description of non-operational fund occupation and other related fund transactions), and the internal control audit expense for the company will be RMB 30.00 million, totaling RMB 15.00 million.
In 2022, the company's audit fee pricing principle is based on the scale of the company's business, the industry and the complexity of accounting treatment and other factors, and according to the company's annual report audit personnel, input workload and the firm's fee standard to determine the final audit fee.
Ii. Procedures to be performed by the accounting firm to be renewed

(1) Opinions of the Audit Committee

The Audit Committee of the Board of Directors believes that Rongcheng Certified Public Accountants (Special General Partnership) has been engaged in securities and futures related business for a long time and has been employed as an audit institution since the company went public. During many years of audit work, it has complied with the professional standards of independence, objectivity and impartiality and completed all the audit work entrusted by the company. The Audit Committee reviewed and approved the Motion on the Renewal of the Accounting Firm and agreed to continue the appointment of Rongcheng Certified Public Accountants (Special General Partnership) as the company's financial and internal control auditor for 2022.

(2) Opinions of independent directors

The Proposal on the Renewal of the Accounting Firm has been approved by the independent directors of the company before it is submitted to the Board of Directors for deliberation. The independent directors of the company have expressed their independent opinions as follows: Rongcheng Certified Public Accountants (Special General Partnership) has been conscientious and responsible in the process of the company's annual financial and internal control audit in 2021, conducted independent audit with a fair and objective attitude, and successfully completed the annual audit work. We agree that the company will continue to employ Rongcheng Certified Public Accountants (Special General Partnership) as the company's financial and internal control audit agency in 2022.

(3) Opinions of the Board of Directors

The tenth meeting of the ninth Board of Directors of the Company deliberated and passed the Motion on the Renewal of the Accounting Firm, and agreed to appoint Rongcheng Certified Public Accountants (Special General Partnership) as the financial and internal control audit agency of the company in 2022 for one year. And shall request the general meeting of shareholders of the Company to authorize the board of directors to determine the remuneration according to the actual business situation and relevant regulations.

(4) The matter of the appointment of the accounting firm shall be submitted to the general meeting of shareholders of the Company for deliberation and approval, and shall take effect from the date of deliberation and approval.

This is to announce.