Tianjin Sentinel Electronics (SENTINEL) has been focusing on the field of industrial automation control since its establishment in 2008. The company primarily engages in the research, manufacture, and sale of distributed IO modules, sensors, and connection systems based on field bus and industrial Ethernet protocols. Sentinel is among the few domestic manufacturers that independently research and develop industrial field bus products and IO-Link technology. Upholding the philosophy of "innovation-driven manufacturing and wholehearted customer service," Sentinel offers high-quality industrial products and cost-effective solutions, specializing in providing customized services. Years of experience have earned Sentinel the trust and recognition of its customers in the field of industrial automation products. The company places great emphasis on innovation, investing heavily in technology and product development each year. It has already obtained the ISO9001:2015 ,ISO9000 2022,CE quality certification been recognized as a National High-tech Enterprise, and undertaken numerous government research projects. Sentinel is a member of the PROFIBUS & PROFINET Association (PI China), IO-Link Association, CC-Link Association (CLPA), and EtherCAT Technology Association. The company's independently developed distributed remote IO modules support several major industrial buses, have passed industry association testing and certification, and possess multiple intellectual property rights. Against the backdrop of global industrial transformation and intensified market competition, Sentinel is committed to providing customers with top-notch products and professional services, helping them reduce production costs.