About product and suppliers:
            1,204 dot matrix display products are offered for sale by suppliers on Alibaba.com, of which digital signage and displays accounts for 23%, display modules  accounts for 23%, and eas system accounts for 1%. 

A wide variety of dot matrix display options are available to you, 

There are 771 suppliers who sells dot matrix display on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of dot matrix display supply is 100% respectively.