Xiamen Polymath Technology & Development Co., Ltd. Founded in 1999 year, and Employ Number are 30 People It is the Manufacturer Trader main business are Fingerprint safe-deposit box system, Fingerprint identification instrument , Fingerprint identification module, Online fingerprint attendance checking machine, Fingerprint entrance guard machine, Fingerprint lock, Central fingerprint gate controller, Fin . If you need this product,you can contact: Chen Huiqing( Manager)