DONG , Wuhaochen. Optimization Path of Old-Age Service in China under the Background of Aging. Highlights in Business, Economics and Management, [S. l.], v. 69, p. 14–20, 2026. DOI: 10.54097/dke1vf22. Disponível em: https://hbemdata.org/index.php/ojs/article/view/175. Acesso em: 12 sep. 2026.