The board of directors (the "Board") of China Gas Industry Investment Holdings Co. Ltd. announces that Mr. Zhang Aimin has resigned as a non-executive director and a member of the audit committee of the Company with effect from 20 January 2023 due to his other business commitments which require more of his dedication. The Board further announces that Mr. Zhang Wenli has been appointed by the Board as a non-executive director and a member of the audit committee of the Company with effect from 20 January 2023.

Mr. Zhang Wenli, aged 52, has over 30 years of accounting experience in the industrial sector. He joined HBIS Company Limited. Between September 1992 and January 2022, Mr. Zhang served various subsidiaries of HBIS Company Limited in finance related roles.

Since January 2022, he served as the head of finance department of HBIS Puxiang Car Plate Company Limited. He also served as the deputy head of finance and operation department from January 2022 to October 2022 and the assistant to the general manager of Tangshan Iron and Steel Group Co. Ltd. since January 2022, where he is mainly responsible for the operation and finance matters.

Mr. Zhang Wenli obtained his bachelor's degree in international economics and management from Shijiazhuang Tiedao Institute (currently known as Shijiazhuang Tiedao University) in June 2007. He obtained his qualification of a Senior Accountant in December 2020.