About product and suppliers:
            57,079 electronic control card products are offered for sale by suppliers on Alibaba.com, of which access control card accounts for 9%, digital signage and displays accounts for 1%, and plastic cards accounts for 1%. 

A wide variety of electronic control card options are available to you, 

There are 57,019 suppliers who sells electronic control card on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Hong Kong S.A.R., and Taiwan, China, from which the percentage of electronic control card supply is 99%, 1%, and 1% respectively.