Xinjiang Xinxin Mining Industry Co., Ltd. — Proxy Solicitation & Information Statement 2024

Apr 24, 2024

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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)

Revised Reply Slip for 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 re-scheduled extraordinary general meeting of the Company to be held at 1:30 p.m. on Friday, 31 May 2024 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: 2024 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, 10 May 2024.

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