Group 1 - The controller sector has shown significant overselling, and the fundamentals are improving, indicating potential for both performance and valuation recovery [1] - Historical analysis of the controller sector shows that stock price performance is highly sensitive to earnings and raw material price fluctuations, with recent years facing challenges from external factors [2] - The sector is expected to return to stable growth in 2025, with a simultaneous recovery in earnings and valuations [2] Group 2 - Hesai Technology reported a first-quarter delivery of nearly 200,000 units, a year-on-year increase of 231%, with revenue of 530 million yuan, up 46.3% [3] - In the first quarter, Hesai's ADAS product deliveries reached 146,100 units, a year-on-year increase of 178.5%, with strong growth in the Robotaxi and consumer robot markets [3] - Suoteng Juchuang's net losses are narrowing, with laser radar product sales in the robotics sector increasing by 183% year-on-year, driven by E1R and Airy sales [4]