储能、绿电概念，集体走强

Market Overview - The A-share market saw the Shanghai Composite Index fluctuate and turn positive in the morning session, while the ChiNext Index rose over 2% during the day [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.67 trillion yuan, an increase of 70.2 billion yuan compared to the previous trading day [1] Sector Performance - The green energy sector experienced a significant surge, with Green Power gaining two consecutive trading limits and energy-saving wind power stocks hitting the daily limit [2] - The energy storage concept remained active, with Zhejiang Chint Power hitting the daily limit and Sungrow Power increasing by over 10% [2] - The lithium mining sector showed strong performance, with Weiling Co. achieving two trading limits in four days [2] - The chemical sector rebounded, with Jinpu Titanium Industry, Guangdong Guanghua, and Baichuan Co. all hitting the daily limit [2] - Conversely, the gas turbine sector weakened, with companies like Jereh and Tunan experiencing collective declines [2] Closing Summary - At the close, the Shanghai Composite Index rose by 0.05%, the Shenzhen Component Index increased by 0.85%, and the ChiNext Index gained 1.74% [2]