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About product and suppliers:
        Alibaba.com offers 15,432 main door lock products. About 10% of these are locks, 2% are door & window handles, and 1% are furniture locks. 

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

There are 15,432 main door lock suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of main door lock respectively. 

Main 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 4,244 with Other, 2,416 with ISO9001, and 470 with ISO/TS16949 certification.