According to Tian Yan's inquiry, Chang Song Yang Kang Group is a comprehensive enterprise group with entertainment services, covering the fields of big tourism, big health and big old-age care. The Group has developed and built residential bases, branches and pension institutions in Yang Kang all over the country, with branches 19. As a very large group, Chang Song Yang Kang Group has been filed with the Administration for Industry and Commerce, which proves its legitimacy and standardization.