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About product and suppliers:
        Alibaba.com offers 12,382 one card system products. About 26% of these are desktops, 1% are parking equipment, and 1% are satellite tv receiver. 

A wide variety of one card system options are available to you, such as indoor, outdoor. You can also choose from free samples, paid samples. 

There are 12,382 one card system suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of one card system respectively. 

One card system products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 3,603 with ISO9001, 1,557 with Other, and 1,213 with ISO14001 certification.