a Chinese solution to proactively responding to population ageing Safeguard well-being of older people：a Chinese solution to proactively responding to population ageing proactively respond to population aging 代际共融：积极应对人口老龄化：proactively respond to population aging Collected papers of "actively responding to population ageing in the new era" Collected papers of “actively responding to population ageing in the new era” 并列题名：Collected papers of "actively responding to population ageing in the new era"