Lanzhong Technology (Qinhuangdao) Co., Ltd. is a technology innovation enterprise dedicated to the research and development of big data, IoT RFID positioning technology, and LPWAN low-power wide area IoT systems. We have developed outstanding product and service capabilities in personnel and item positioning management, providing customers with IoT big data solutions. As a provider of IoT perception layer device services, our company's core product, the middle and long distance running timing and circle recording system, solves the accurate timing needs of multi person sports (hundreds, thousands, or even tens of thousands of people) for sports event organizers, military units, universities, colleges, and primary and secondary schools, greatly improving the efficiency and accuracy of timing work. Looking towards the future, Lanzhong Technology will continue to innovate and strive to provide more outstanding products and services. Create long-term value and potential growth for customers.