收评：创业板指冲高回落涨0.49% 全市场近4500只个股上涨

Market Overview - The Shanghai Composite Index experienced a rebound, while the ChiNext Index saw a peak before retreating, previously rising over 1.5% [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.73 trillion yuan, an increase of 704 billion yuan compared to the previous trading day [1] - Nearly 4,500 stocks in the market saw gains, indicating a broad-based rally [1] Sector Performance - The Hainan sector surged in the afternoon, with Hainan Haiyao (000566) and Hainan Airlines Group (603069) both hitting the daily limit [1] - The consumer sector showed strength throughout the day, particularly in retail and dairy, with stocks like Shanghai Jiubai (600838) and Zhuangyuan Pasture (002910) also reaching the daily limit [1] - The commercial aerospace concept continued to perform well, with Huati Technology (603679) and Western Materials (002149) achieving two consecutive limits [1] - The intelligent driving concept gained momentum, with Zhejiang Shibao (002703) achieving four consecutive limits and Luchang Technology (002813) hitting two limits in four days [1] - The controllable nuclear fusion concept showed strong performance, with Wangzi New Materials (002735) achieving two limits in three days [1] Declining Sectors - The storage chip sector faced a collective decline, with Shen Gong Co. and Demingli (001309) experiencing significant drops [1] - The sectors with the highest gains included Hainan, dairy, and retail, while precious metals and semiconductors saw the largest declines [1] Closing Summary - At the close, the Shanghai Composite Index rose by 0.36%, the Shenzhen Component Index increased by 0.66%, and the ChiNext Index gained 0.49% [1]