KO TECHNOLOGY is a leading security company which was launched in 2005 with main focus on worldwide business of security products, including access control, Fingerprint time clock, Face recognition System, smart card readers and smart cards, time attendance systems,etc. Based in the center of China and owns our own factories in Shenzhen, we are acting as the largest distributing and sourcing center of various of security products for customers, by owning abundant resources in security industry and years of professional experiences, we could provide reliable system with the most competitive prices, which will be your best option for relative products.