Ms. LIU Yanan (刘亚男女士), aged 51, is currently the deputy general manager of the Company and is mainly responsible for safety production management, information technology protection and maintenance and repair management.

Ms. LIU Yanan served as an HVAC technician in the technical section of Chuncheng Investment’s Green Park Institute* (春城投资绿园所) from September 1992 to April 1994, as the head of the production technology section of Tiexi Branch Company of Chuncheng Investment (春城投资铁西公司) from March 1994 to April 2003, as the assistant manager and head of the production section of Nanguan Branch Company of Chuncheng Investment (城投资南关分公司) from April 2003 to April 2004, and successively as a deputy director and director of safety production department of Chuncheng Investment from April 2004 to June 2018, as a director of Chuncheng Investment since July 2017, as the director of production department of the Company from June 2018 to November 2022, and successively served as Chief Dispatching Officer, Secretary of Party General Branch of Chuncheng and the director of social work department of the Company since November 2019, and has served as the deputy general manager of the Company since September 2022.

Ms. LIU Yanan graduated from the Party School of the Central Committee of the Communist Party of China (中共中央党校) in December 1995 with a bachelor’s degree in economic management. Ms. LIU Yanan has obtained the qualification of senior engineer in heating and ventilation, the qualification of supervising engineer of the People’s Republic of China and the qualification of registered consulting engineer (investment) of the People’s Republic of China.