Group 1 - The current market state indicates a potential top formation, with momentum showing a clear divergence at the daily level, which should be taken seriously [2] - The recent market rally has been supported by computing power and hard technology in electricity, raising questions about whether these sectors can continue to drive growth [2] - The innovation drug sector has shown movement, while the lithium battery sector has experienced a pullback, indicating mixed performance across sectors [2] Group 2 - The optical connection sector, represented by leading company Xinyiseng, is showing signs of fatigue after a top formation and daily level momentum divergence [2] - The PCB sector appears to be performing better, but companies like Shengyi Electronics and Dingtai Technology are showing signs of excessive volume at peaks, suggesting that momentum may be exhausted [3] - The market is likely transitioning away from a unilateral upward trend, emphasizing the need for careful stock selection and sensitivity to reducing positions [5]