Core upgrade contents of the standard: First, tightened complete machine performance requirements, improving the performance indicators of elevators such as operating speed, leveling accuracy, vibration and noise; Second, comprehensively upgraded safety requirements, strengthening the requirements for elevator safety protection devices, braking systems and emergency rescue systems; Third, new technical requirements for smart elevators, adding technical requirements for elevator intelligent control systems, IoT monitoring systems and AI fault prediction systems; Fourth, tightened energy efficiency requirements, upgrading the energy efficiency requirements of elevators and clarifying the energy consumption limits of different energy efficiency grades; Fifth, in line with international standards, equivalently adopting the relevant contents of ISO 8100-1:2025 international standard, realizing the full integration of China's elevator technical standards with international standards.