ZHANG, Ziheng. On the Impact of Digital Transformation on Enterprise Investment Efficiency: Case Studies and Empirical Analyses Based on Midea, Gree Electric Appliances, and Lutai Group. Journal of Education, Humanities and Social Sciences, [S. l.], v. 61, p. 246–253, 2025. DOI: 10.54097/trhg1186. Disponível em: http://drpehss.com/index.php/ojs/article/view/38. Acesso em: 23 mar. 2026.