The board of directors of YCIH Green High-Performance Concrete Company Limited announced that the Board has received a written resignation from Mr. He Jianqiang, a non-executive Director, on October 31, 2022. Mr. He resigned as a non-executive Director due to work adjustment. In accordance with the Company Law of the People's Republic of China and the Articles of Association of the company, the relevant resignation shall become effective from the date of the delivery of the written resignation to the Board.

After the abovementioned resignation becomes effective, the number of the Board members will be reduced from 9 to 8, which will not fall below the statutory minimum number of the Board members stipulated in the Company Law, and the resignation of Mr. He will not have any impact on the normal operation of the Company. After the abovementioned resignation becomes effective, Mr. He will also no longer serve as a member of the audit committee, a member of the strategy committee and a member of the risk management and control committee of the Board. The composition of each special committee of the Board still complies with the requirements of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited and terms of reference of each special committee of the Company.

The resignation of Mr. He will not have any impact on the normal operation of the relevant special committees.