The board of directors of China Oil Gangran Energy Group Holdings Limited announced that Mr. Lau Sung Tat, Vincent has resigned as an independent non-executive Director, the chairman of each of the audit committee of the company and the remuneration committee of the company, and a member of the nomination committee of the company with effect from 31 July 2019 due to his other business engagement. Mr. Lau has confirmed that he has no disagreement with the Board and there are no other matters in relation to his resignation that needs to be brought to the attention of the shareholders of the Company and The Stock Exchange of Hong Kong Limited. The board further announced that Mr. Clay Huen, an independent non-executive Director, has been appointed as the chairman of the Remuneration Committee, and a member of each of the Audit Committee and Nomination Committee with effect from 31 July 2019.