Stock code: 688303 Stock abbreviation: Daqo Energy Announcement No.: 2025-007

Xinjiang Daqo New Energy Co., Ltd

Regarding the voluntary extension of the lifting of the ban by controlling shareholders, actual controllers and other shareholders

Announcement of restricted shares

The board of directors and all directors of the company guarantee that there are no false records, misleading statements or material omissions in the content of the announcement, and assume legal responsibility for the authenticity, accuracy and completeness of its content in accordance with the law.

Important:

The restricted shares that are voluntarily extended this time are restricted shares before the initial public offering, and the number is

1,592,500,000 shares, representing 74.24% of the company's total share capital, are voluntarily extended to 2025

July 22 (automatically postponed if it is a holiday).

The shareholder of the restricted shares of the voluntary extension is Daqo New Energy Corp., the controlling shareholder of the company.

(hereinafter referred to as "Cayman Daqo") and its wholly-owned subsidiary, Chongqing Daqo New Energy Co., Ltd

(hereinafter referred to as "Chongqing Daq") and the actual controllers of the company, Mr. Xu Guangfu and Mr. Xu Xiang.

Xinjiang Daqo New Energy Co., Ltd. (hereinafter referred to as the "Company") recently received the "Letter of Commitment on Voluntarily Extending the Lock-up Period of the Restricted Shares Held by the Company" issued by the Company's controlling shareholder Cayman Daqo, the actual controllers of the Company, Mr. Xu Guangfu, Mr. Xu Xiang and Chongqing Daqo, respectively, and the relevant information is announced as follows:

1. Initial public offering of restricted shares and related restricted periods

After the China Securities Regulatory Commission's "Reply on Agreeing to the Registration of the Initial Public Offering of Shares of Xinjiang Daqo New Energy Co., Ltd." (Zheng Jian Xu Xu [2021] No. 2110), the company was publicly launched to the public for the first time

30,000,000 RMB ordinary shares (A shares) and was listed on the Shanghai Stock Exchange on July 22, 2021

Listed on the Science and Technology Innovation Board. According to the commitment made by the controlling shareholder of the company, Cayman Daqo, its wholly-owned subsidiary, Chongqing Daqo, and Mr. Xu Xiang, one of the actual controllers and vice chairman of the company, at the time of the initial public offering of the company's shares, within 36 months from the date of listing of the company, will not transfer or entrust others to manage the shares issued before the company's initial public offering that the company/I have directly or indirectly held, nor will the company propose to repurchase the company/capital

The part of the shares held directly or indirectly by a person.

As of the disclosure date of this announcement, Mr. Xu Guangfu held 19,500,000 restricted shares of the Company until the restriction period

January 22, 2025. Cayman Daqo holds 1,531,718,500 restricted shares of the company, which is held by Chongqing Daqo

There are 21,781,500 restricted shares of the company, and Mr. Xu Xiang holds 19,500,000 restricted shares of the company.

The restricted shares held by the aforesaid Cayman Daqo, Chongqing Daqo and Mr. Xu Xiang will be subject to a lock-up period until January 21, 2025

Day.

For details, please refer to the company's Shanghai Stock Exchange on June 26, 2024 and July 22, 2024 respectively

Announcement of Xinjiang Daqo New Energy Co., Ltd. on the Voluntary Commitment of the Actual Controller and Chairman of the Board of Directors not to reduce their holdings of the company's shares (Announcement No.: 2024-030) and "Announcement of Xinjiang Daqo New Energy Co., Ltd. on the Voluntary Extension of the Lifting of the Restricted Shares Held by the Controlling Shareholder, Actual Controller and Other Shareholders" (Announcement No.: 2024-034) disclosed on the website (www.sse.com.cn).

2. Explanation on the voluntary extension of the lifting of restricted shares held

Based on the confidence in the company's future development prospects and the recognition of the company's long-term value, and in order to enhance the confidence of investors and effectively safeguard the rights and interests of investors and the stability of the capital market, the company's controlling shareholder Cayman Daqo, the actual controller of the company Mr. Xu Guangfu, Mr. Xu Xiang and Chongqing Daqo respectively voluntarily undertake as follows:

Cayman Daqo, the controlling shareholder of the company, promises: obtained before the initial public offering of the company held by the institution

The lock-up period for 1,531,718,500 shares (representing 71.40% of the Company's current total share capital) is from January 2025

From the date of expiration of the 21-day restriction period, it will be voluntarily extended for 6 months until July 22, 2025 (in case of holidays, automatically.)

postponed). During the above-mentioned lock-up period, the Company will not transfer or entrust others to manage the shares issued before the initial public offering of the Company that have been directly or indirectly held by the Company, nor will it propose that the Company repurchase such shares directly or indirectly held by the Company. If the above-mentioned lock-up period expires, if the shareholding is reduced, the institution will strictly abide by the relevant laws and regulations, normative documents, relevant regulations of the China Securities Regulatory Commission and the Shanghai Stock Exchange, and the public commitments made by the institution.

Mr. Xu Guangfu, the actual controller of the company, promised that the lock-up period of 19,500,000 shares (accounting for 0.91% of the company's current total share capital) obtained before the company's initial public offering will be from January 22, 2025

From the date of expiration of the restriction period, it will be voluntarily extended for 6 months to July 22, 2025 (in case of holidays, it will be automatically subordinated.)

Extended). During the above-mentioned lock-up period, the company shall not be transferred or entrusted to another person to manage the company's first public that is directly held by the person

The shares issued before the shares of the Development Bank are not proposed to be repurchased by the company directly held by the company. If I reduce my holdings after the expiration of the above-mentioned lock-up period, I will strictly abide by the relevant laws and regulations, normative documents, relevant regulations of the China Securities Regulatory Commission and the Shanghai Stock Exchange and the public commitments made by me.

Mr. Xu Xiang, the actual controller of the company, promised that the lock-up period of 19,500,000 shares (accounting for 0.91% of the company's current total share capital) acquired before the company's initial public offering will be from January 21, 2025

From the date of expiration of the restriction period, it will be voluntarily extended for 6 months to July 22, 2025 (in case of holidays, it will be automatically subordinated.)

Extended). During the above-mentioned lock-up period, I will not transfer or entrust others to manage the shares issued before the initial public offering of the company that I have directly held, nor will I propose that the company repurchase such part of the shares directly held by me. If I reduce my holdings after the expiration of the above-mentioned lock-up period, I will strictly abide by the relevant laws and regulations, normative documents, relevant regulations of the China Securities Regulatory Commission and the Shanghai Stock Exchange and the public commitments made by me.

Chongqing Daqo, a shareholder of the company, promised that the company held by the institution obtained 21,781,500 before the initial public offering

The lock-up period for shares (representing 1.02% of the Company's current total share capital) will expire on 21 January 2025

From the date, it will be extended voluntarily for 6 months until July 22, 2025 (in case of holidays, it will be automatically extended). In the above

During the lock-up period, the Company will not transfer or entrust others to manage the shares issued before the initial public offering of the Company that have been directly held by the Institution, nor will it propose that the Company repurchase the shares directly or indirectly held by the Institution. If the above-mentioned lock-up period expires, if the shareholding is reduced, the institution will strictly abide by the relevant laws and regulations, normative documents, relevant regulations of the China Securities Regulatory Commission and the Shanghai Stock Exchange, and the public commitments made by the institution.

The details of the postponement of the lifting of restricted shares are as follows:

Name of shareholder Extension of the ban and restriction of sale Original release date Date of release of sale restriction After extension, the date of release of the restriction on sale

Number of shares (shares) period

Daqo New Energy Corp. 1,531,718,500 January 21, 2025 July 22, 2025

Chongqing Daqo New Energy Co., Ltd. 21,781,500 January 21, 2025 July 22, 2025

Xu Guangfu 19,500,000 January 22, 2025 July 22, 2025

Xu Xiang 19,500,000 January 21, 2025 July 22, 2025

Total 1,592,500,000 —— ——

3. Other relevant explanations

The Board of Directors of the Company will continue to supervise the fulfillment of the above commitments and fulfill the obligation of information disclosure in a timely manner.

The announcement is hereby made.

Board of Directors of Xinjiang Daqo New Energy Co., Ltd

January 18, 2025