Shenzhen 8090 Company solemn promise: to provide package installation system products, including maintenance. 1 year free warranty, long-term maintenance. Professional office access control, professional office Access Control Access Control System: Shenzhen, access control, attendance and access control in Shenzhen, electronic access control, single door access control, password access control, card access control, proximity access control, network access control, multi-door access, bank card access control, access control financial linkage, single Door networked access control, fingerprint access control, fingerprint attendance machine. Access Control Accessories: electric locks, magnetic locks, glass doors, access exclusive power, card reader the best quality of our products, most affordable price. Company philosophy: a stable product, at an affordable price!