开评：创业板指高开2.45% CPO概念等涨幅居前

Core Viewpoint - The A-share market experienced a collective rise in the three major indices, indicating positive market sentiment and investor confidence [1] Market Performance - The Shanghai Composite Index increased by 0.67% - The Shenzhen Component Index rose by 1.49% - The ChiNext Index saw a significant gain of 2.45% [1] Sector Performance - Leading sectors with notable gains included CPO, optical chips, insurance, optical communication, and memory concepts - Conversely, sectors that faced declines included gold jewelry and precious metals [1]