Northeast China once led the way in national industrial development. Today, it has a high degree of urbanization. But the region faces the challenge of an aging population. Officials have been forced to think outside the box to deal with the issue. CGTN reporter Guo Tianqi joins Li Mengjiao, a member of the Chinese People's Political Consultative Conference, or CPPCC, on a visit to a residential community embracing a senior-friendly transformation.