收评：沪指涨0.87% 半导体等板块拉升

Core Points - The Shanghai Composite Index closed at 3870.02 points, with an increase of 0.87% [1] - The Shenzhen Component Index closed at 12777.31 points, rising by 1.53% [1] - The ChiNext Index ended at 2980.93 points, up by 1.77% [1] Market Performance - The total trading volume for the Shanghai Stock Exchange reached 722.79 billion [1] - The Shenzhen Stock Exchange recorded a trading volume of 1089.36 billion [1] - The ChiNext trading volume was 522.46 billion [1] Sector Performance - Strong performance was observed in sectors such as non-ferrous metals, pharmaceuticals, semiconductors, chemicals, banking, and insurance [1] - Active concepts included CPO, PCB, and consumer electronics [1]