Founded in 1993, Huayan is a military-grade high-tech enterprise integrating scientific research, production and sales. The main products include medical equipment, air purification sterilizer, negative ion health equipment and other health products with the registration of Class II medical devices approved by the State Administration of Food and Drug Administration. Located in Shenyang High-tech Industrial Development Zone, the plant covers an area of more than 5,800 square meters and has more than 2,500 square meters of 100,000-level purification environment production workshop. It is a leading research and technology enterprise in the domestic negative ion health industry and air purification products.

Based on the natural medical physiotherapy products and community service experience with independent intellectual property rights, Huayan has built a community with a slow pathological rehabilitation as a service core with community day care centers, pension service stations, home care service centers, and community neighborhood committees across the country. "Longevity House" will restore the three elements of natural longevity of "Bama", the first of the world's longevity township, through scientific and technological means, and will produce three kinds of physiotherapy equipments: air negative ion, long wave magnetic field and weak alkaline small molecule water for community chronic disease rehabilitation therapy. A number of improved cases have been obtained, which have been widely recognized and praised by community residents, solved the problem of community pension services, and sent health to thousands of families. Huayan will strive to spread the popularity of thousands of families in the community health and longevity housing project.