株式会社サンケイリンク is a wholesale distributor of health and environmental equipment based in Osaka, Japan. The company offers a range of products including negative ion generators, vibration machines, rock‑bath facilities, and germanium hot‑bath devices for therapeutic and wellness applications. It also supplies environmental and space‑purification solutions such as the Leonard Air System air purifier featuring the “Crystal Ion” technology, which uses fine‑mist particles to cleanse air by attracting and removing invisible dust, pollen, mites, and mold. The firm emphasizes advanced ion and mist technologies to create clean, rejuvenating environments for customers.