November 7th, 2025 Publication made under article 15 of the law of May 2, 2007 relating to the disclosure of major holdings in issuers whose shares are admitted to trading on a regulated market and containing various provisions (Belgian Gazette 12.VI.2007) (hereinafter, the “Law”). Under this provision: « [...] the issuer publishes the total capital, the total number of securities conferring the right to vote and voting rights, as well as, by category, the number of securities conferring the right to vote ...

Core Viewpoint - Concord Healthcare Group has made significant advancements in precise tumor diagnosis and treatment technology, particularly with the launch of its self-developed large language model (LLM) for proton therapy, which has been successfully implemented in Guangzhou Concord Cancer Hospital [1][2]. Company Overview - Concord Medical Services Holdings Limited is a healthcare provider specializing in comprehensive oncology services, including cancer diagnosis, treatment, education, and prevention, with a focus on improving the quality and accessibility of cancer care across China [4]. - The company operates a network of self-owned cancer hospitals and clinics, equipped with advanced technology such as proton therapy systems, and aims to provide multidisciplinary cancer care [4]. Technology and Innovation - The proton LLM developed by Concord Healthcare is the first of its kind in China, utilizing a robust tumor diagnosis and treatment technology system built on extensive data accumulated over the years, including nearly 10,000 high-quality radiotherapy cases [2]. - The model integrates data from Proton China and professional journal literature to enhance its training and effectiveness in patient treatment [2]. Market Position - Concord Healthcare serves both cancer patients directly through its own medical institutions and indirectly through third-party medical institutions by providing medical equipment, software, and related services [5]. - The company has established a widespread network of enterprise customers, primarily hospitals, offering integrated oncology-related services, including sales and installation of medical equipment, management, technical support, and operating leases [5].