About product and suppliers:
            45,218 billboard advertising products are offered for sale by suppliers on Alibaba.com, of which digital signage and displays accounts for 46%, advertising light boxes accounts for 9%, and billboards accounts for 8%. 

A wide variety of billboard advertising options are available to you, 

There are 44,979 suppliers who sells billboard advertising on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, India, and Hong Kong S.A.R., from which the percentage of billboard advertising supply is 99%, 1%, and 1% respectively.