CATL(SZ:300750) Mei Ri Jing Ji Xin Wen·2025-09-29 04:40Market Overview - The three major indices in the market showed a rebound in early trading, with the Shanghai Composite Index turning positive and the ChiNext Index rising nearly 3% at one point [1] - The total trading volume in the Shanghai and Shenzhen markets reached 1.28 trillion yuan, a decrease of 854 billion yuan compared to the previous trading day [2] Sector Performance - The new energy sector experienced a collective surge, particularly in green methanol concept stocks, with Jiaze New Energy achieving three consecutive trading limit increases and Donghua Technology achieving two [1] - Energy storage concept stocks rebounded, with Tongrun Equipment achieving two trading limit increases in four days. Solid-state battery concept stocks also performed strongly, with Tianji Co. achieving two consecutive trading limit increases [3] - The securities sector strengthened during the trading session, with Guosheng Jinkong hitting a trading limit and reaching a new high [3] Individual Stock Highlights - Contemporary Amperex Technology Co., Ltd. (CATL) saw its A-shares rise over 5% at one point, closing with a 3.05% increase, while its H-shares rose by 4.43% [3] - The performance of solid-state batteries was notably strong on the morning of the 29th [3] Research and Development - A team led by Professor Zhang Qiang from Tsinghua University's Chemical Engineering Department made significant progress in polymer electrolytes for lithium batteries, developing a new fluorinated polyether electrolyte that enhances solid-state interface contact and ion conductivity [6] - The Ministry of Industry and Information Technology and eight other departments issued a plan emphasizing solid-state batteries as a key focus area, aiming to develop 3 to 5 global leading enterprises in this field by 2027 [6]