Xinte Energy : NOTICE OF THE FIRST EXTRAORDINARY GENERAL MEETING OF 2021

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this notice.

XINTE ENERGY CO., LTD.

อतঐ๕ٰ΅Ϟࠢʮ̡

(A joint stock company incorporated in the People's Republic of China with limited liability)

(Stock code: 1799)

NOTICE OF THE FIRST EXTRAORDINARY GENERAL MEETING OF 2021

NOTICE IS HEREBY GIVEN that the first extraordinary general meeting of 2021 (the "EGM") of Xinte Energy Co., Ltd. (the "Company") will be held at the Conference Room, International Conference Center at No. 189, South Beijing Road, Changji, Xinjiang, the People's Republic of China (the "PRC") at 11 a.m. on Thursday, 25 March 2021 to consider and, if thought fit, approve the resolution set out below as ordinary resolution.

ORDINARY RESOLUTION

To consider and approve the 100,000-ton-per-annum high-purity polysilicon green energy circular economy construction project in Tumed Right Banner, Baotou City, Inner Mongolia Autonomous Region, PRC; and the directors of the Company acting together or by committee, or any director of the Company acting individually, be and is hereby authorised to do all such further acts and things and execute such further documents and take all such steps which in his/her/their opinion may be necessary, desirable or expedient to implement and/or give effect to the above matter.

By Order of the Board

Xinte Energy Co., Ltd.

Zhang Jianxin

Chairman

Xinjiang, the PRC

5 March 2021

Notes:

• 1. Important: A circular setting out details of the resolution to be approved in this EGM and the form of proxy of the EGM

• were dispatched and published by the Company on 5 March 2021.

• 2. In order to determine shareholders of the Company (the "Shareholders") who are eligible to attend and vote at the EGM, the register of members of the Company will be closed from Monday, 22 March 2021 to Thursday, 25 March 2021, both days inclusive, during which no transfer of shares will be registered. Shareholders whose names appear on the register of members of the Company after the close of business on Friday, 19 March 2021 shall be entitled to attend and vote at the EGM. In order for the Shareholders to qualify to attend and vote at the EGM, all transfer documents accompanied by the relevant share certificates must be lodged with the Company's Board secretary office (in case of holders of domestic shares), at No. 399, South Changchun Road, New Downtown,Urumqi, Xinjiang, the PRC, or the Company's H share registrar (in case of holders of H shares), Computershare Hong Kong Investor Services Limited, at Shops 1712−1716, 17th Floor, Hopewell Centre, 183 Queen's Road East, Wanchai, Hong Kong, no later than 4:30 p.m. on Friday, 19 March 2021 for registration.

• 3. Shareholders may, by completing the form of proxy of the Company, appoint one or more proxies (whether he/she is a Shareholder) to attend and vote at the EGM (or any adjournment thereof) on his/her behalf. The proxy needs not be a Shareholder of the Company.

• 4. Shareholders must use the form of proxy of the Company for appointing a proxy and the appointment must be in writing. The form of proxy must be signed by the relevant Shareholder or by a person duly authorised by the relevant Shareholder in writing ("power of attorney"). If the form of proxy is signed by the person authorised by the relevant Shareholder as aforesaid, the relevant power of attorney and other relevant documents of authorization (if any) must be notarised. If a corporate Shareholder appoints a person other than its legal representative to attend the EGM (or any adjournment thereof) on its behalf, the relevant form of proxy must be affixed with the company seal of the corporate Shareholder or signed by its director or any other person duly authorised by that corporate Shareholder as required by the Articles.

• 5. To be valid, the form of proxy and the relevant notarised power of attorney (if any) and other relevant authority (if any) as mentioned in note 4 above must be delivered to the Company's Board secretary office at No. 399, South Changchun Road, New Downtown, Urumqi, Xinjiang, the PRC (for holders of domestic shares), or the Company's H share registrar, Computershare Hong Kong Investor Services Limited at 17M Floor, Hopewell Centre, 183 Queen's Road East, Wanchai, Hong Kong (for holders of H shares) no later than 24 hours before the time appointed for the EGM (or any adjournment thereof) (i.e. no later than 11 a.m. on Wednesday, 24 March 2021).

• 6. A Shareholder or his/her proxy should produce proof of identity when attending the EGM (or any adjournment thereof). If a corporate Shareholder's legal representative or any other person duly authorised by such corporate Shareholder attends the EGM (or any adjournment thereof), such legal representative or other person shall produce his/her proof of identity, and proof of designation as legal representative or the valid authorisation document (as the case may be).

• 7. The EGM (or any adjournment thereof) is expected to take less than half a day. Shareholders or their proxies who attend the EGM (or any adjournment thereof) shall be responsible for their own travel and accommodation expenses.

• 8. The contact information of the Board secretary office of the Company is as follows:

  Address: No. 399, South Changchun Road, New Downtown, Urumqi, Xinjiang, the PRC Contact person: Ms. Zhang Juan

  Tel: [phone]

As at the date of this notice, the Board consists of Mr. Zhang Jianxin, Mr. Yin Bo and Mr. Xia Jinjing as executive Directors; Mr.

Zhang Xin and Ms. Guo Junxiang as non-executive Directors; and Mr. Qin Haiyan, Mr. Yang Deren and Mr. Wong, Yui Keung Marcellus as independent non-executive Directors.