The Phenomenon of High School Becoming a University: An In-depth Analysis of Reshaping the High School Education System

In recent years, universityization of senior secondary education has accelerated: advanced academic content is frontloaded, methods and management mirror higher education, and assessment logic prioritizes credentials. While this enhances rigor and expands choice, it also fuels student stress, crowds out intrinsic motivation, and undermines equity. This article analyzes the drivers, features, and effects of this trend from the perspectives of policy, school operations, and learner experience, and proposes a coherent response anchored in mission alignment, structural redesign, and implementable pathways. We argue that high schools should return to their core missionbuilding liberal foundations, fostering character formation, and cultivating career awarenesswhile avoiding goal drift, where harder content is used as a substitute for capability growth. Learning should be organized around key competencies and authentic tasks, emphasizing projects and interdisciplinary inquiry, with leveled electives and flexible pacing to balance diversity and challenge. The establishment of a tiered mental health system, the promotion of collaborative teacher practice, and the adoption of evidence-informed improvementwhen paired with workload governance and assessment reformcan enable a sustainable equilibrium between high academic challenge and student well-being. We provide actionable approaches across curriculum design, student support, and teacher development to guide school-level planning and phased evaluation.