[Page PART I 2 ITEM 1. IDENTITY OF DIRECTORS, SENIOR MANAGEMENT AND ADVISERS 2 ITEM 2. OFFER STATISTICS AND EXPECTED TIMETABLE 2 ITEM 3. KEY INFORMATION 2 ITEM 4. INFORMATION ON THE COMPANY 29 ITEM 4A. UNRESOLVED STAFF COMMENTS 52 ITEM 5. OPERATING AND FINANCIAL REVIEW AND PROSPECTS 52 ITEM 6. DIRECTORS, SENIOR MANAGEMENT AND EMPLOYEES 73] [• Ascendium Group Limited (incorporated in the British Virgin Islands) • Our Medical Services, Ltd. (incorporated in the British Virgin Islands) • US Proton Therapy Holdings Limited (incorporated in the British Virgin Islands) • China Medical Services Holdings Limited (incorporated in Hong Kong) • Cyber Medical Network Limited (incorporated in Hong Kong) • King Cheers Holding Limited (incorporated in Hong] [Certification by the Chief Executive Officer I, Jianyu Yang, Chief Executive Officer of Concord Medical Services Holdings Limited (the “Company”), certify that: 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which] [Certification by the Chief Financial Officer I, Adam Jigang Sun, Chief Financial Officer of Concord Medical Services Holdings Limited (the “Company”), certify that: 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under] [Certification by the Chief Executive Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.] [Certification by the Chief Financial Officer (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.]