Witstec Co., Ltd. is a high-tech enterprise specializing in the research and development of wireless communication technology . To provide customers with one-stop intelligent hardware solutions, mainly involved in hardware access, cloud services and APP software development.Our products include smart home security kit and electronic shelf label (ESL ) . Smart home security kit include gateways, door and window sensors, motion sensors PIR , smart cameras . it can be used for home or office security, protecting your family and property, electronics shelf label system includes electronic price tags, PDA , base stations, which replace traditional paper-based labels, saving labor costs, and is suitable for supermarkets, pharmacies etc.