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About product and suppliers:
        Alibaba.com offers 1,879 automatic door lock system products. About 35% of these are locks, 1% are door closers, and 1% are key. 

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

There are 1,892 automatic door lock system suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and South Korea, which supply 98%, 1%, and 1% of automatic door lock system respectively. 

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

You can ensure product safety by selecting from certified suppliers, including 568 with ISO9001, 174 with Other, and 36 with ISO/TS16949 certification.