Changes in Supervisors Representing the Company Staff

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong KongLimited take no responsibility for the contents of this announcement, make norepresentation as to its accuracy or completeness and expressly disclaim anyliability whatsoever for any loss howsoever arising from or in reliance uponthe whole or any part of the contents of this announcement. DATANG INTERNATIONAL POWER GENERATION CO., LTD. (a sino-foreign joint stock limited company incorporated in the People's Republic of China) (Stock Code: 00991) ANNOUNCEMENT ON CHANGES IN SUPERVISORS REPRESENTING THE STAFF OF THE COMPANY The first meeting of the enlarged group leaders (the "Meeting") of the secondmeeting of the fifth session of staff representative meeting of DatangInternational Power Generation Co., Ltd. (the "Company") was held on 3 April2014. It was resolved at the Meeting that Mr. Guan Zhenquan would cease toserve as the staff's representative supervisor of the Company (the "StaffRepresentative Supervisor") due to job adjustment. It was unanimouslyresolved at the Meeting that Ms. Guo Hong would serve as the StaffRepresentative Supervisor of the eighth session of the supervisory committeeof the Company, with her term of appointment from 3 April 2014 to 30 June 2016. Mr. Guan Zhenquan confirms that he has no disagreement with the board ofdirectors and/or the supervisory committee, and there is no matter in respectof his resignation which need to be brought to the attention of theshareholders of the Company (the "Shareholders") and The Stock Exchange ofHong Kong Limited (the "Stock Exchange"). The staff of the Company would like to express their gratitude to Mr. GuanZhenquan for his dutiful and responsible work during the term of his serviceas the Staff Representative Supervisor and having safeguarded the interests ofthe Shareholders and staff. For the biographical details of Ms. Guo Hong, please refer to the note set outbelow. By Order of the Board Zhou Gang Secretary to the Board Beijing, the PRC, 3 April 2014 As at the date of this announcement, the directors of the Company are: Chen Jinhang, Hu Shengmu, Wu Jing, Fang Qinghai, Zhou Gang, Li Gengsheng,Cao Xin, Cai Shuwen, Liu Haixia, Guan Tiangang, Dong Heyi*, Ye Yansheng*,Li Hengyuan*, Zhao Jie*, Jiang Guohua* * Independent non-executive directors Note: Biography of Ms. Guo Hong Guo Hong, female, aged 45, started her career in 1991 and is a member of theChina Communist Party. She graduated from Tsinghua University majoring inbusiness administration. With a post-graduate master degree, she is a senioreconomist, and currently an officer of the human resources department of theCompany. Ms. Guo Hong started her career in China National Water Resources &Electric Power Materials & Equipment Co., Ltd. in 1991, and has served asdeputy manager of the development department, deputy officer and then officerof the human resources department, deputy chief economist of China NationalWater Resources & Electric Power Materials & Equipment Co., Ltd. andconcurrently as the manager of the Import and Export Company of China NationalWater Resources & Electric Power Materials & Equipment Co., Ltd.. From May2007, she acted as the department head of the senior management personnelmanagement office of the human resources department of China DatangCorporation, and has been an officer of the human resources department of theCompany since March 2014. Ms. Guo Hong is familiar with the development andmanagement of human resources in power generation companies and has extensiveexperience in human resources management in power generation companies. The term of the appointment of Ms. Guo Hong is from 3 April 2014 to 30 June2016. The remuneration of Ms. Guo Hong is determined by her managerialpositions in the Company, and other than such remuneration she will not beentitled to any subsidies or allowances of acting as Staff RepresentativeSupervisor. As at the date of this announcement, Ms. Guo Hong does not haveany interest in the shares of the Company within the meaning of Part XV of theSecurities and Futures Ordinance, and has not been subjected to any publicdisciplinary actions or sanctions by statutory or regulatory authorities. Save as disclosed above, Ms. Guo Hong did not hold any directorship in anypublic listed companies in the past three years and does not have anyrelationship with any directors, senior management or substantial orcontrolling Shareholders (as defined in the Rules Governing the Listing ofSecurities on The Stock Exchange of Hong Kong Limited (the "Listing Rules"))of the Company. Save as disclosed above, there are no other matters concerning the appointmentof Ms. Guo Hong as the Staff Representative Supervisor that need to bebrought to the attention of the Shareholders and the Stock Exchange and thereare no other matters which shall be disclosed pursuant to Rule 13.51(2)(h) to(v) of the Listing Rules.