两大板块，涨停潮

Group 1: Automotive Industry - The automotive supply chain sector in the A-share market experienced a surge, with multiple stocks hitting the daily limit up [2][4] - A new mandatory national standard for light vehicle automatic emergency braking systems (AEBS) has been drafted and is now open for public consultation, set to replace the existing standard by June 30, 2025 [3][4] - The new standard expands the requirement for AEBS to include not only passenger cars (M1 category) but also light commercial vehicles (N1 category), indicating a significant market shift [4][6] Group 2: Robotics Sector - The robotics concept stocks saw a notable increase, with companies like Greebo and Haon Electric hitting the daily limit up, and several others rising over 10% [9][10] - China Unicom announced a partnership with Huawei to launch a home robot product, indicating a growing interest in domestic robotics [10] - The domestic robotics industry is expected to enter a mass production phase by 2025, driven by advancements in data accumulation and hardware cost reductions [10] Group 3: Market Performance - The overall A-share market showed low volatility, with the Shanghai Composite Index down 0.52% and the Shenzhen Component Index slightly up by 0.08% [2] - In the Hong Kong market, NetEase saw a significant increase, with its stock price rising over 16% during the session [17][19]