Inner Mongolia Dazhong Mining Co.Ltd(001203) : Announcement on obtaining invention patent certificate

Securities code: 001203 securities abbreviation: Inner Mongolia Dazhong Mining Co.Ltd(001203) Announcement No.: 2022-002 Inner Mongolia Dazhong Mining Co.Ltd(001203)

Announcement on obtaining the patent certificate for invention

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.

Inner Mongolia Dazhong Mining Co.Ltd(001203) (hereinafter referred to as “the company”) recently obtained two invention patent certificates issued by the State Intellectual Property Office. The details are as follows:

1、 Basic information

1. A pellet preparation process based on Beneficiation tailings instead of Bentonite

Patent name patent No. patent application date Certificate No. patent term patentee

A pellet preparation process based on Beneficiation of Inner Mongolia Jinhui tailings instead of bentonite ZL 2021 1 0313665.8 No. 4874610 20-year-old rare ore shares on March 24, 2021

2. A preparation process of bentonite additive based on pellet production

Patent name patent No. patent application date Certificate No. patent term patentee

A process of bentonite ZL 2021 1 0369843.9 No. 4876426 20-year rare ore stock earth additive preparation Co., Ltd. based on pelletized Inner Mongolia Jinhui mine on April 7, 2021

The patentee of the above patent is Inner Mongolia Jinhui rare ore Co., Ltd. The company recently acquired the bentonite workshop asset group of Inner Mongolia Jinhui rare ore Co., Ltd. The above invention patents belong to intangible assets acquired by the company. The company is changing the patentee from Inner Mongolia Jinhui rare ore Co., Ltd. to the company. The company’s acquisition of its bentonite workshop asset group is detailed in the relevant announcement disclosed by the company on December 3, 2021.

2、 Impact on the company

The acquisition of the above invention patents will not have a significant impact on the company’s production and operation, but will help reduce production costs, enhance product market competitiveness, have a positive impact on the improvement of the company’s production process and production technology progress, help to maintain the company’s leading technology, enhance the company’s core competitiveness and further improve the company’s intellectual property protection system.

It is hereby announced.

Inner Mongolia Dazhong Mining Co.Ltd(001203) board of directors January 11, 2022

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