收评：沪指放量涨0.87% 全市场超百股涨停

Market Overview - The market experienced a pullback after an initial surge, with the ChiNext Index rising over 2% at one point [1] - The total trading volume in the Shanghai and Shenzhen markets reached 2.2 trillion yuan, an increase of 219.4 billion yuan compared to the previous trading day [1] - The Shanghai Composite Index rose by 0.87%, the Shenzhen Component Index increased by 1.36%, and the ChiNext Index gained 0.99% by the end of trading [1] Sector Performance - Oil and gas stocks saw a collective rise, with companies like Tongyuan Petroleum, Zhun Oil, Shandong Molong, and CNOOC Services hitting the daily limit [1] - The chemical sector experienced a significant surge, with Meibang Co. achieving four consecutive limit-ups, and other companies like Hongbaoli, Hongqiang Co., Chengxing Co., and Jinpu Titanium Industry also reaching the daily limit [1] - The cultivated diamond concept saw substantial gains, with Sifangda and Huanghe Xuanfeng both hitting the daily limit [1] - The fiberglass sector remained active, with International Composites achieving over four days of consecutive limit-ups and setting a new historical high [1] Declining Sectors - The film and cinema sector, along with AI application stocks, faced notable declines, with companies like Light Media and China Film hitting the daily limit down [1]