The Ningbo International Conference Center is a comprehensive professional venue that meets the needs of international summits,business conferences,and more,it has the characteristics of large area and high space.This article analyzes and summarizes the current norms and standards,combined with the actual needs of the project.A summary was made on load classification,lighting circuit power supply radius,intelligent dimming control,centralized control of LED light start,size of lighting distribution panels,setting of distribution rooms,and setting of emergency lighting systems.