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About product and suppliers:
        Alibaba.com offers 129,589 security lock products. About 31% of these are locks, 13% are doors, and 5% are safes. 

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

There are 128,831 security lock suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Japan, which supply 98%, 1%, and 1% of security lock respectively. 

Security lock products are most popular in North America, Southeast Asia, and South America. 

You can ensure product safety by selecting from certified suppliers, including 55,389 with ISO9001, 29,338 with ISO14001, and 27,650 with OHSAS18001 certification.