Core Insights - The research on the Yellow River Basin faces three main challenges: data fragmentation, insufficient methodological adaptability, and interdisciplinary collaboration barriers [1][2] - Gansu, as a key region in the upper Yellow River, requires local scholars to explore development paths with regional characteristics to support economic development in Gansu and the western region of China [2] Group 1: Research Methodology - The research team led by Han Yan innovatively combines economic statistical data, remote sensing data, and field survey data to address data gaps in the basin [1] - The integration of economics, geography, and environmental science enhances the scientific level and policy applicability of the research [2] Group 2: Research Achievements - Han Yan has made significant progress in the field, publishing a monograph on ecological efficiency measurement and improvement paths in the Yellow River Basin, and proposing a three-dimensional enhancement framework [2] - The research outcomes have received several awards, including the first prize of the Gansu Province Circular Economy Science and Technology Award and the third prize of the Gansu Province Philosophy and Social Sciences Excellent Achievement Award [2] Group 3: Practical Application - The emphasis is placed on transforming research results into practical productivity to truly serve society [4]