Group 1 - The performance of the CPU and PCB sectors has been outstanding, leading to significant market gains [1] - The upcoming deadline for semi-annual reports on July 15 has contributed to the positive market sentiment, particularly following the CPU earnings announcement [1] - The CPU sector has positively influenced the computing power segment and lifted the PCB sector, which is expected to report strong earnings [1] Group 2 - Despite the recent surge, the likelihood of continued large gains is low, and the current market environment is challenging for consecutive trading [2] - There is a lack of a core theme or mainline within the CPU and PCB sectors, with stocks from various segments being involved [2] - The recent trend of "rebound" trading has become difficult, suggesting that investors should avoid focusing on this strategy for the time being [2]