震荡后回升，能够反转？

Group 1 - The A-share market is experiencing fluctuations, with a potential for a rebound after reaching 4000 points, but caution is advised as the market can be unpredictable [1] - The current market sentiment shows that while the A-share index has increased by over 0.4%, only about 1000 out of over 4000 stocks are rising, indicating a selective rally [3] - Lithium and silicon materials have become the standout sectors in the market, reversing previous trends where they were largely ignored [3] Group 2 - The banking sector is struggling to maintain upward momentum, with expectations of further declines, potentially breaking previous lows similar to the white wine sector [4][5] - The Contract Research Organization (CRO) sector has faced a significant downturn, experiencing three consecutive days of declines after reaching new highs [6]