There are many participants in conference and exhibition activities，and a large number of direct and indirect continuous resource consumption will bring environmental pressure to the operation of each convention and exhibition center，so the industry needs to continuously push forward the planning and practice of its environmental protection facilities. This paper discusses the innovative environmental protection practices adopted by 11 international famous convention and exhibition centers with green certification，and through interviews with 12 experts in the field of environmental protection，creates a reference framework for the planning of environmental protection facilities for convention and exhibition centers in the Guangdong-Hong Kong-Macao Greater Bay Area and the nearby regions.