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About product and suppliers:
        Alibaba.com offers 21,486 smart card door lock products. About 82% of these are locks, 6% are access control card, and 1% are building glass. 

A wide variety of smart card door lock options are available to you, such as free samples, paid samples. 

There are 21,486 smart card door lock suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of smart card door lock respectively. 

Smart card door lock products are most popular in North America, Mid East, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 5,541 with ISO9001, 3,193 with Other, and 206 with ISO14001 certification.