The board of directors of Dongguang Chemical Limited announced Mr. Wang Zhihe has stepped down from the position of the chairman of the Board together with the chairman of the nomination committee of the Board with effect from 26 June 2024 to devote more time to his personal commitments, but remains as an executive Director. Mr. Wang Zhihe has confirmed that he has no disagreement with the Board and there is no other matter in relation to the abovementioned resignations that needs to be brought to the attention of the shareholders of the Company and The Stock Exchange of Hong Kong Limited. Mr. Wang Chunmeng, an executive Director and the son of Mr. Wang Zhihe, has been appointed as the Chairman and the chairman of the Nomination Committee with effect from 26 June 2024.