Shenzhen haidiya Technology Co., Ltd. has always provided customers with good products and technical support and sound after-sales service in the five years of development and growth of the company. Our company is mainly engaged in the technical development and sales of security hardware and commercial access control system; Design and construction of smart home system engineering; Technical development, technical consultation, technical service and sales of electronic door locks, intelligent locks, fingerprint locks, hotel locks, locks and building hardware.