The board of directors of Tianjin Jinran Public Utilities Company Limited announced that Ms. Du Bing resigned as the financial controller and general compliance consultant of the Company with effect from 12 June 2023 due to her personal career progression. Ms. Zhao Fenglihas been appointed as the financial controller and general compliance consultant of the Company with effect on the same date. Ms. Zhao, aged 38, graduated from China University of Petroleum (East China) in July 2008 with a bachelor's degree in management, majoring in accounting, and obtained a master's degree in management from Tianjin University of Finance and Economics June 2011, specialising in accounting.

Ms. Zhao was issued with the in Certificate of Accounting Profession by the Bureau of Finance Hexi District Tianjin in December 2009, and she is qualified as a senior accountant in China. From November 2011 to January 2013, Ms. Zhao was a management staff of the finance department of Tianjin Gas Group Company Limited (which holds 51% equity interests in Jinran China Resources Gas Co. Ltd., a controlling shareholder of the Company).

She was a management staff of the finance department of Jinran China Resources from January 2013 to August 2020, and subsequently served as a deputy manager (in charge) of the same department from August 2020 to October 2021. Thereafter to June 2023, Ms. Zhao served as a deputy head (in charge) of the finance department of the Company.