YCIH Green High Performance Concrete : ANNOUNCEMENT - CHANGE OF CHIEF FINANCIAL OFFICER

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YCIH Green High-Performance Concrete Company Limited

雲南建投綠色高性能混凝土股份有限公司

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

(Stock Code: 1847)

ANNOUNCEMENT

CHANGE OF CHIEF FINANCIAL OFFICER

Resignation of Chief Financial Officer

The board (the "Board") of directors (the "Director(s)") of YCIH Green High-Performance Concrete Company Limited (the "Company") hereby announces that Ms. Xu Airong ("Ms. Xu") has tendered a resignation of ceasing to serve as the chief financial officer of the Company due to work arrangement on April 8, 2021.

Ms. Xu has confirmed that she has no disagreement with the Company and the Board, and there are no matters related to her resignation that need to be brought to the attention of the shareholders (the "Shareholder(s)") of the Company and The Stock Exchange of Hong Kong Limited (the "Stock Exchange").

The Board would like to take this opportunity to express its sincere gratitude to Ms. Xu for her contributions to the development of the Company during her tenure of office.

Appointment of Chief Financial Officer

According to the relevant requirements of the Articles of Association of YCIH Green High- Performance Concrete Company Limited and nomination of the general manager of the Company, the Board is pleased to announce that, at the Board meeting held on April 8, 2021, Mr. Liu Zhen ("Mr. Liu") was appointed as the chief financial officer of the Company with the term of office commencing from the date on which the relevant resolution has been approved by the Board until the expiry of the term of the second session of the Board, and may serve consecutive terms if reappointed after expiry thereof.

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The biographical details of Mr. Liu are set out below:

Mr. Liu Zhen (劉振), aged 34, joined the Company in January 2017. He served successively as the

deputy manager and chief of the Finance Department of the Company, and concurrently served as a member of the second Party Branch of Administration (機關第二黨支部), a member of the

Labor Union and the chief of the Funding Review Committee of the Labor Union of the Company.

Prior to joining the Company, Mr. Liu served as an ordinary staff and the accounting head of the Finance Division of Yunnan Construction Engineering Concrete Co., Ltd. (雲南建工混凝土有限

公司) from July 2009 to February 2012. Mr. Liu served successively as the deputy manager of the

Finance Division of the Commercial Concrete Department of Yunnan Construction Engineering Group Co., Ltd. (雲南建工集團有限公司商品混凝土部) from February 2012 to January 2017,

and concurrently served as the manager of the Finance Department of Zhaotong Commercial Concrete Branch of Yunnan Construction Engineering Group Co., Ltd. (雲南建工集團有限公 司昭通商品混凝土分公司) from February 2013 to June 2013 and the manager of the Finance Department of YNJG Yunling Cement Co., Ltd. (雲南建工雲嶺水泥有限公司)(formerly known as Yunnan Phosphorus Group Yunling Building Material Co., Ltd. (雲南南磷集團雲嶺建材有限

公司)) from June 2013 to August 2017.

Mr. Liu obtained a bachelor's degree of management in accounting (computerized accounting) from Yunnan University of Finance and Economics in July 2009. Furthermore, Mr. Liu obtained the title of Accountant (intermediate) issued by the Department of Human Resources and Social Security of Yunnan Province in September 2016.

The remuneration of Mr. Liu, as the chief financial officer, will be determined in accordance with applicable laws, regulations and regulatory requirements and with reference to industry market standards and operations of the Company.

Mr. Liu has confirmed that, as at the date of this announcement, save as disclosed above, (i) he does not have any relationship with any Director, senior management, substantial Shareholder or controlling Shareholder of the Company; (ii) he does not hold any position in the Company or any of its subsidiaries; (iii) he has not held any directorship in any listed companies whose securities are listed on any securities market in Hong Kong or overseas during the past three years; and (iv) he does not have any interest in the shares of the Company as defined in Part XV of the Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong).

Mr. Liu has confirmed that, as at the date of this announcement, save as disclosed above, there are no other matters related to his appointment that need to be brought to the attention of the Shareholders or the Stock Exchange or need to be disclosed pursuant to Rules 13.51(2)(h) to (v) of the Rules Governing the Listing of Securities on the Stock Exchange.

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The Board would like to take this opportunity to express its warm welcome to Mr. Liu for serving as the new chief financial officer of the Company.

By Order of the Board

YCIH Green High-Performance Concrete Company Limited

Zhang Yingyue

Chairman

Kunming, China, April 8, 2021

As at the date of this announcement, the Board comprises Mr. Zhang Yingyue, Mr. Rao Ye, Mr. Lu Jianfeng and Ms. Hu Zhurong (employee Director) as executive Directors; Mr. Jiang Qian and Mr. He Jianqiang as non-executive Directors; and Mr. Wong Kai Yan Thomas, Mr. Yu Dingming and Mr. Li Hongkun as independent non-executive Directors.

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