Contact Us-Vertexis specializesin the design, research and development, production and sales of smart door locks. Main products include : householdﬁngerprint locks ; apartment password locks ; TuyaSmart ﬁngerprint locks ; TTLOck ﬁngerprint locks ; TT Hotel password locks ; hotel lock systems and other related smart products.With rich technical experience, rapid innovation R&D capablities, stable & reliable product qualty, and professionaafter-sales service team, has developed into one of the most inﬂuential smart lock suppliers at home andabroad, passed international certiﬁcations, such as IS0 9001, CE, FCC, RoHS, We ﬁrmly believe thabroduct aualty is essental to the sustanable development ot an enterorise, so we strictiv control every process fromresearch,development, design to production . At the same time, we also support customized services, including customizedlogo ,user manuel, packaging box ,card design etc. With the ever-expanding sales network, has exported smart door locks to more than 60 countries andregions around the world. We wholeheartedly provide every customer with the best quality service. warmlywelcomes customers from all over the world for lona-term cooperation and common development