午评：创业板指半日涨3.02% 通信设备板块涨幅居前

Market Overview - The A-share market experienced a rebound in early trading, with the Shanghai Composite Index closing at 3927.19 points, up 0.62% [1] - The Shenzhen Component Index closed at 13351.47 points, up 1.55% [1] - The ChiNext Index closed at 3203.06 points, up 3.02% [1] Sector Performance - The leading sectors in terms of gains included: - Communication Equipment: up 3.84%, with a total trading volume of 1,920.67 million hands and a total transaction value of 1,040.81 billion [2] - Energy Metals: up 3.27%, with a total trading volume of 242.80 million hands and a total transaction value of 111.69 billion [2] - Components: up 2.96%, with a total trading volume of 898.91 million hands and a total transaction value of 400.67 billion [2] - The sectors with the largest declines included: - Coal Mining and Processing: down 1.26%, with a total trading volume of 836.05 million hands and a total transaction value of 68.98 billion [2] - Oil and Gas Extraction and Services: down 0.78%, with a total trading volume of 459.82 million hands and a total transaction value of 26.31 billion [2] - Chemical Raw Materials: down 0.68%, with a total trading volume of 749.65 million hands and a total transaction value of 72.19 billion [2]