午评：沪指半日涨0.35% 数字货币概念股集体大涨

Market Overview - The Shanghai Composite Index rose by 0.35% in the morning session, while the ChiNext Index experienced a rebound after hitting a low [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.57 trillion, an increase of 59.1 billion compared to the previous trading day [1] Sector Performance - Digital currency concept stocks saw a collective surge, with companies like Yuyin Co., Ltd. hitting the daily limit [1] - Oil and gas stocks showed strong fluctuations, with Zhun Oil Co., Ltd. also reaching the daily limit [1] - Storage chip concept stocks were partially active, with Zhaoyi Innovation hitting the daily limit [1] - In contrast, AI hardware stocks, particularly liquid cooling service providers, experienced significant declines, with Feilong Co., Ltd. hitting the daily limit down [1] Overall Index Performance - By the end of the session, the Shanghai Composite Index increased by 0.35%, the Shenzhen Component Index rose by 0.45%, and the ChiNext Index gained 0.21% [1]