Shenzhen XingChengDa Smart Technology Co.LTD (established in 2008) is specialized in developing, manufacturing access control products which we emphasize in product durability and stability. We have global standard operating system, hardware equipment and service system,and with years of extensive experience,XingChengDa comprehensive know - how by specifying and designingboth small and large dedicated communication & security systems in accordance with the customer's requirements in terms of applications and facilities, Which makes us a perfect partner for your specific project.Up to now, Our products are sold to more than 30 countries.and used widely in hotels, office buildings, intelligent communities, villa buildings, government agencies, banks, colleges, factories, airports and other areas.Believe us,XingChengDa is your best choice for supplier in security products!