Shenzhen Card Master Crporation is a smart card equipment and system professional manufacter in Shenzhen. Its main service products include: includes Sensing access control, time attendance, charge, photo-taking integrated High-Safety entrance & exit ...

We are Huifan Technology Development Co., Ltd based in Chongqing , China. member of Tradekey.com since November, 2011. Our business is related to Security & Protection industry and we specifically deal secruity products, biometric time attendance, access ...