ShenZhen Probuck Technologies Co., Ltd, is the world&＃039;s leading manufacturer for biometrics products like finger print lock, coffer, time attendance. Established in 2003, we spent about 10% of our income into R&D every year, which gives us advantages on the biometrics algorithm, fingerprint DSP and product design. As an ISO certified enterprise, we constantly improve product and service quality for our customers. our locks are used in 2008 Beijing Olympic Main Stadium Bird&＃039;s Nest, we are the only finger print supplier for Beijing Olympic, after that, our fingerprint locks become the assigned product for all the playgrounds of Harbin 24th Winter Universiade 2009.