With the advancement of technology and the growth of transportation demand, high-speed guardrails are also constantly developing and innovating. In the future, high-speed guardrails will pay more attention to environmental protection, energy conservation, and intelligence requirements. For example, using environmentally friendly materials and energy-saving technologies to manufacture guardrails to reduce their impact on the environment; Utilize intelligent sensing and control systems to achieve automatic detection and repair of guardrails; Combining the Internet of Things and big data technology to achieve remote monitoring and management of guardrails. These innovations will further improve the safety and efficiency of high-speed guardrails, providing a more solid guarantee for road safety.