A creatively developed, innovative 4G/5G automotive-grade central Security network controller product, certified for automotive standards and EAL4. It provides networking solutions for intelligent vehicles using heterogeneous networks, resisting network attacks, and meeting diverse connectivity and security needs across various vehicle network architectures. It has been mass-produced and implemented by leading autonomous driving companies such as Baidu Apollo and JD Logistics, meeting high safety, performance, and reliability requirements for intelligent vehicles.