Zhongshan ANNEX Hardware Co., Ltd with its Production base locates in DongSheng Town, Zhongshan City, Guangdong Province. We specially focus on Smart Hotel Door Lock, Digital Fingerprint Door Lock, Smart Cabinet Lock as well as complete line of door lock and door hardware.

With year’s development, ANNEX is integrated with technology oriented, development and manufacturing. ANNEX always focus on continuous R & D and innovation, product from the exterior to the structure all have own patents, it has the appearance of a number of national patents, utility models, patents for inventions. Till Present more and more products have received US FCC certification, European CE certification, fire test reports and other certifications.