From August 30 to 31, 2022, Bronco Technology was invited by Xinchuang Shoes Technology to carry out a two-day ISO50001:2018 Energy Management System Internal Auditor Training for its factories. Bronco Technology professional lecturer, using his rich system knowledge and experience, for the students one by one dismantled the various elements of ISO50001:2018, and detailly described of the overall relationship between the elements, and let the students master the basic idea of audit as an internal auditor. Bronco Technology lecturer from the most basic concept of energy management system such as energy performance benchmark, energy consumption, energy performance index, energy efficiency, etc, made use of the easily understanding and embedded system management thinking method such as the methodology of the process, the thoughts of rish management, PDCA, etc, so that the course to get a comprehensive understanding and get the resonance of the students.In terms of audit, the whole course is a combination of theory and practice. From the design of audit scheme to the non-conforming writing of audit, to the selection of the auditor, the class allows students to play a role, train through lively activities, so as to master the most important knowledge of internal audit in a limited time. The whole course is completed in one go, and has been highly affirmed and praised by students and customers!