Sijun Qin. “From "Dopamine Traps" to ‘Endorphin-Driven Growth’ ——Design Logic, Scientific Foundations and Heilongjiang Implementation Roadmap of Screen-Free Study Tour Camps”. Education Research on Study Tours and Practice, vol. 2, no. 3, June 2026, pp. 9-13, https://doi.org/10.63944/wdrb03.