Huajin Securities·2026-02-27 06:03Investment Rating - The report maintains an "Outperform" rating for the industry [1]. Core Insights - The steer-by-wire chassis is essential for achieving advanced intelligent driving, with significant market growth expected as it transitions from mechanical to electronic control [2][4]. - The Chinese passenger vehicle smart chassis market is projected to reach CNY 46.6 billion by 2025 and CNY 117.1 billion by 2030, with a CAGR of 20.24% from 2025 to 2030 [2][27]. - Key focus areas within steer-by-wire systems include brake and steering control, with foreign companies currently dominating the market [2][21]. Summary by Sections Steer-by-Wire Chassis - The steer-by-wire chassis is a critical technology for high-level intelligent driving, enabling a shift from mechanical to electronic control, enhancing performance and safety [2][14]. - The steer-by-wire system allows for real-time sensing and dynamic decision-making, providing precise execution capabilities for advanced driving scenarios [2][14]. Brake Control - The EMB (Electric Motor Brake) system is becoming mainstream, with regulations supporting its production, expected to accelerate by 2025 [2][21]. - The EMB system meets the stringent requirements for L4+ level autonomous driving, offering improved response speed and control precision compared to traditional systems [2][21]. Steering Control - The SBW (Steer-by-Wire) system is designed for L3 and above autonomous driving, eliminating mechanical connections for enhanced responsiveness and flexibility [2][21]. - The transition from EPS (Electric Power Steering) to SBW is driven by the need for higher safety standards and full-scene intelligent driving capabilities [2][21]. Investment Recommendations - The report suggests focusing on companies within the industry chain that are developing steer-by-wire products and have platform capabilities, such as Bertel, Nissin, Zhejiang Shibao, and others [2][31].