Shenzhen GN-Technology Co., Ltd. China (Mainland)

We are a professional supplier for access controller system. Our products include: RS485 network single-door access controllers, RS485 network multi-door (2 doors and 4 doors) access controllers, TCP/IP network single-door access controllers, TCP/IP network multi-door (2 doors and 4 doors) access controllers, access control software, access control and time attendance administration systems, RS485/232 access control converters, RF IC and ID card readers, power supplies and other related products. We are trying our best to provide quality goods and services to all clients.