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About product and suppliers:
        Alibaba.com offers 19,741 door contact products. About 30% of these are alarm, 1% are electrical contacts and contact materials, and 1% are contact lenses. 

A wide variety of door contact options are available to you, such as door, personal, and window. You can also choose from free samples, paid samples. 

There are 19,741 door contact suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of door contact respectively. 

Door contact products are most popular in North America, Mid East, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 4,330 with ISO9001, 793 with Other, and 583 with ISO14001 certification.
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