The article focuses on the selection, reliability, and validity of tests for assessing the specialized physical fitness of male boxing athletes aged 17-18 in Buon Ma Thuot City, Dak Lak Province. The tests were selected based on expert opinions, coach evaluations, and experimental verification, meeting scientific and practical requirements. The research results confirm that the selected tests have high reliability and validity, making them suitable for application in training and evaluating athletes, thereby contributing to improving the quality of boxing in Buon Ma Thuot City and Dak Lak Province.The article focuses on the selection, reliability, and validity of tests for assessing the specialized physical fitness of male boxing athletes aged 17-18 in Buon Ma Thuot City, Dak Lak Province. The tests were selected based on expert opinions, coach evaluations, and experimental verification, meeting scientific and practical requirements. The research results confirm that the selected tests have high reliability and validity, making them suitable for application in training and evaluating athletes, thereby contributing to improving the quality of boxing in Buon Ma Thuot City and Dak Lak Province.