Landfar Bio-medicine Co., Ltd (000504.SZ) operates as a China-based biomedical technology company focused on cell therapy, regenerative medicine, and energy conservation; it provides stem cell storage and technical services, stem cell therapy research and development, medical device procurement and sales, biological resource storage, CNI Biomedicine Index business; and energy saving engineering, distributed energy station investments, comprehensive sewage treatment for special industries, build-transfer projects, and related product sales. Headquartered in Changsha, Hunan Province, the company was founded in 1991 as a restructuring of Hainan International Real Estate Development Co., Ltd. and listed on the Shenzhen Stock Exchange in December 1992; it primarily serves the Chinese market through its Biomedicine and Energy Saving and Environmental Protection segments. In recent developments, Landfar Bio-medicine completed the acquisition of an additional 29% stake in Hunan Nanhua Amspring Biotechnology Co., Ltd., enhancing its control over biotechnology operations; the company also revised its articles of association in April 2024 and announced changes to its board of directors and independent directors during the same period.