Jiangsu Jiejie Microelectronics Co.Ltd(300623) : Jiangsu Jiejie Microelectronics Co.Ltd(300623) announcement on the renewal of Rongcheng Certified Public Accountants (special general partnership) as the company’s financial audit institution in 2022

Securities code: Jiangsu Jiejie Microelectronics Co.Ltd(300623) securities abbreviation: Jiangsu Jiejie Microelectronics Co.Ltd(300623) Announcement No.: 2022036 securities code: 123115 securities abbreviation: jiejie convertible bonds

Jiangsu Jiejie Microelectronics Co.Ltd(300623)

About the renewal of Rongcheng Certified Public Accountants (special general partnership)

It is the announcement of the company’s financial audit institution in 2022

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.

1、 Description of the proposed accounting firm

Jiangsu Jiejie Microelectronics Co.Ltd(300623) (hereinafter referred to as “the company”) deliberated and approved the proposal on employing Rongcheng Certified Public Accountants (special general partnership) as the financial audit institution of the company in 2022 at the 21st Meeting of the 4th board of directors and the 20th meeting of the 4th board of supervisors held on April 19, 2022, Rongcheng Certified Public Accountants (special general partnership) (hereinafter referred to as “Rongcheng certified public accountants”) is proposed to be reappointed as the audit institution of the company in 2022 for one year, and the general meeting of shareholders is requested to authorize the management to negotiate audit fees and sign relevant agreements with it within the range of no more than RMB 1 million.

Rongcheng firm is the audit institution of the company in 2021. During the period of providing annual report audit services, there was no violation of the independence requirements of the code of professional ethics for Chinese certified public accountants. The firm implemented integrated management, established a relatively perfect quality control system, engaged in securities service business for a long time, and the auditors have strong professional competence; The Institute has purchased professional liability insurance and has strong investor protection ability. Therefore, it is proposed to hire the audit institution to provide audit services for the company in 2022.

2、 Basic information of the accounting firm to be employed

(I) institutional information

1. Basic information

Partnership) was originally established in August 1988 and restructured into a special general partnership on December 10, 2013. It is one of the earliest accounting firms approved to engage in securities service business in China and has been engaged in securities service business for a long time. The registered address is 901-22 to 901-26, foreign economic and Trade Building 1, No. 22, Fuchengmenwai street, Xicheng District, Beijing, and the chief partner Xiao houfa.

2. Branch information:

Rongcheng Certified Public Accountants (special general partnership) Suzhou Branch, renamed from Huapu Tianjian Certified Public Accountants (special general partnership) Suzhou Branch, was established on July 12, 2016. Its registered address is room 307308, unit 302, block B, building 24, Yuanrong Times Square, Suzhou Industrial Park, Suzhou area, China (Jiangsu) pilot free trade zone. Its practitioners have many years of experience in securities service business.

3. Personnel information

As of December 31, 2021, Rongcheng accounting firm has 160 partners and 1131 certified public accountants, of which 504 have signed the audit report of securities service business.

4. Business scale

The total audited revenue of Rongcheng certified public accountants in 2020 is 1875787300 yuan, including 16312632 million yuan from audit business and 7361092 million yuan from securities and futures business.

Rongcheng certified public accountants Co., Ltd. undertakes the annual report audit of 274 listed companies in 2020, with a total audit fee of 318433900 yuan. Its customers are mainly concentrated in manufacturing (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 and pharmaceutical manufacturing), information transmission Software and information technology service industry, construction industry, wholesale and retail industry, water conservancy, environment and public facilities management industry, transportation, storage and postal industry, scientific research and technical service industry, financial industry, power, heat, gas and water production and supply industry, culture, sports and entertainment industry, mining industry and other industries. For the industry in which the company works, the Institute and its auditors have rich audit experience.

5. Investor protection ability

Rongcheng certified public accountants has purchased professional liability insurance for certified public accountants, and the purchase of professional insurance complies with relevant regulations; As of December 31, 2021, the cumulative liability and compensation limit is 900 million yuan; In the past three years, there has been no relevant civil litigation due to practice.

6. Independence and integrity record

Rongcheng certified public accountants does not violate the independence requirements of the code of professional ethics for Chinese certified public accountants.

Rongcheng Certified Public Accountants (special general partnership) has been subject to criminal punishment 0 times, administrative punishment 0 times, supervision and management measures 1 time, self-discipline supervision measures 1 time and disciplinary punishment 0 times in recent three years. Five employees have been subject to self regulatory measures for the practice of the same client once during their practice in Rongcheng Certified Public Accountants (special general partnership) in recent three years; 11 employees have been subject to supervision and management measures once each during their practice in Rongcheng Certified Public Accountants (special general partnership) in recent three years.

10 employees have been subject to supervision and management measures once each during their practice in other accounting firms in recent three years.

(II) project member information

1. Personnel information

Proposed project partner: Pan Kun, who began to engage in audit work in 2007, became a Chinese certified public accountant in 2010, began to engage in the audit business of Listed Companies in 2007, began to practice in Rongcheng certified public accountants in 2020, and began to provide audit services for Nanjing Research Institute Of Surveying Mapping & Geotechnical Investigation Co.Ltd(300826) in 2016; Signed the audit report of Nanjing Research Institute Of Surveying Mapping & Geotechnical Investigation Co.Ltd(300826) ( Nanjing Research Institute Of Surveying Mapping & Geotechnical Investigation Co.Ltd(300826) . SZ) listed company in recent three years.

Proposed signing accountant: Xi Shu, a Chinese certified public accountant, worked in the CPA industry from July 2006 to may 2015 and since November 2020, providing various securities services such as financial statement audit and internal control assurance for listed companies, IPO enterprises and enterprises listed on the new third board, without part-time job.

Zhan Bingying, a certified public accountant, has been engaged in auditing and quality control in China for more than 20 years since 1994. He has been engaged in quality control since then. No part-time job.

Proposed signing accountant: Zhou Xinyue, a Chinese certified public accountant, has been engaged in the industry of Certified Public Accountants since September 2014, providing various securities services such as financial statement audit and internal control assurance for listed companies, IPO enterprises and enterprises listed on the new third board. No part-time job.

2. Record the independence and integrity of the above-mentioned relevant personnel.

The above-mentioned personnel have not violated the independence requirements of the code of professional ethics for Chinese certified public accountants, and have not been subject to any criminal punishment, administrative punishment, administrative supervision measures and self-discipline supervision measures within 3 years.

3、 Procedures to be performed by the proposed new, renewed and dismissed accounting firm

(I) deliberations of the audit committee

The company employs Rongcheng Certified Public Accountants (special general partnership) as the company’s audit institution. In the audit process, Rongcheng Certified Public Accountants (special general partnership) follows the professional standards of independence, objectivity and impartiality, can maintain independence, professional competence and due attention, perform their duties strictly, be familiar with the company’s business and show a high professional level. In view of the good cooperation between both parties and the continuity of audit work, The company plans to employ Rongcheng Certified Public Accountants (special general partnership) as the audit institution of the company in 2022.

(II) opinions of independent directors

(1) Prior approval opinion

Rongcheng Certified Public Accountants (special general partnership) has the qualification to engage in the audit of securities related businesses and has rich experience and professional quality in the audit of listed companies. During his tenure as the company’s audit institution, he followed the independent audit standards for Chinese certified public accountants, was diligent and conscientious, and fairly and reasonably expressed independent audit opinions. We agree to submit the proposal to the board of directors for deliberation.

(2) Independent opinion

After verification, we believe that Rongcheng Certified Public Accountants (special general partnership) is qualified to engage in securities related business audit, and the audit fees agreed by both parties are determined through negotiation based on the market price and in accordance with the principle of fairness and reasonableness. In addition, Rongcheng Certified Public Accountants (special general partnership) strictly abided by the auditing standards for Chinese certified public accountants and issued audit opinions diligently, dutifully, fairly and reasonably during the audit of the financial report of 2021.

Therefore, we unanimously agree that the company will hire Rongcheng Certified Public Accountants (special general partnership) as the audit institution of the company in 2022 for one year, and agree to submit the proposal to the general meeting of shareholders for deliberation.

(III) review by the board of directors and review procedures to be performed

At the 21st Meeting of the 4th board of directors of the company, the proposal on employing Rongcheng Certified Public Accountants (special general partnership) as the company’s financial audit institution in 2022 was deliberated and adopted by 9 votes in favor, 0 against and 0 abstention. The matter of employing the audit institution in 2022 needs to be submitted to the 2021 annual general meeting of the company for deliberation.

4、 Filing documents

1. Jiangsu Jiejie Microelectronics Co.Ltd(300623) the resolution of the 21st Meeting of the 4th board of directors;

2. Jiangsu Jiejie Microelectronics Co.Ltd(300623) resolution of the sixth meeting of the fourth session of the board of auditors;

3. Prior approval and independent opinions signed by Jiangsu Jiejie Microelectronics Co.Ltd(300623) independent directors; 4. The business license of the accounting firm to be employed, the information and contact information of the main person in charge and the contact person of the regulatory business, and the identity certificate, license and contact information of the certified public accountant to be responsible for the specific audit business.

It is hereby announced!

Jiangsu Jiejie Microelectronics Co.Ltd(300623) board of directors April 19, 2022

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