HONGBO LIU. The Study Tour Must Not Deviate from Its Course ——Transformation Pathways for Study Tour Service Providers at the Outset of the 15th Five-Year Plan Period: Reflections Based on the "Beyond Sunshine Study Tour" Educational Ecosystem and Recent Central Media Warnings. Education Research on Study Tours and Practice, [S. l.], v. 2, n. 3, p. 54–57, 2026. DOI: 10.63944/wdrb12. Disponível em: http://ojs.iajournals.cn/index.php/erstp/article/view/395. Acesso em: 15 jul. 2026.