Xinjiang Xinxin Mining Industry Co., Ltd. — Proxy Solicitation & Information Statement 2025

Mar 24, 2025

Xinjiang Xinxin Mining Industry Co., Ltd.*
新疆新鑫礦業股份有限公司
(a joint stock limited company incorporated in the People's Republic of China with limited liability)
(Stock code: 3833)

Reply Slip for 2025 Extraordinary General Meeting

To: Xinjiang Xinxin Mining Industry Co., Ltd. (the “Company”)

I/We (Note 1) ________ of (Note 2) __________

being the registered holder(s) of (Note 3) ____________ H shares of RMB0.25 each in the share capital of the Company, hereby inform the Company that I/we intend to attend or appoint a proxy/proxies to attend on my/our behalf the extraordinary general meeting of the Company to be held at 12:00 p.m. on Friday, 9 May 2025 at Conference Room, 6/F, No. 501, Fusion South Road, Cooperation Zone, Economic and Technological Development Zone, Urumqi, Xinjiang, the People’s Republic of China. (Note 4)

Date: ____ 2025
Signature(s): _________

• For identification purposes only

Notes:

1. Please insert full name(s) of the shareholder(s) as registered in the register of members of the Company in BLOCK CAPITALS.
2. Please insert full address(es) of the shareholder(s) as registered in the register of members of the Company in BLOCK CAPITALS.
3. Please insert the total number of shares registered in your name(s).
4. The completed and signed reply slip should be delivered to the Company’s H Share Registrar, Computershare Hong Kong Investor Services Limited (for holders of H shares), by hand, by post or by fax on or before 4:30 p.m. on Friday, 18 April 2025.

Computershare Hong Kong Investor Services Limited is located at:

17M Floor, Hopewell Centre, 183 Queen’s Road East, Wan Chai, Hong Kong
Telephone: (852) 2862 8555
Fax: (852) 2865 0990