Zheng Xing Xing Ye Ri Bao·2025-09-15 08:43Core Insights - The battery sector experienced a significant increase of 4.52% on the trading day, with Zhongyi Technology leading the gains [1] - The Shanghai Composite Index closed at 3860.5, down 0.26%, while the Shenzhen Component Index closed at 13005.77, up 0.63% [1] Battery Sector Performance - Zhongyi Technology (301150) saw a closing price of 43.92, with a remarkable increase of 20.00% and a trading volume of 359,800 shares, amounting to a transaction value of 1.523 billion [1] - Tianhong Lithium Battery (873152) closed at 33.68, up 12.72%, with a trading volume of 217,600 shares [1] - Hunan YN (301358) closed at 44.23, up 10.77%, with a trading volume of 499,200 shares [1] - Other notable performers include Shangtai Technology (001301) with a 10.00% increase, and Ningde Times (300750) with a 9.14% increase [1] Capital Flow Analysis - The battery sector experienced a net outflow of 2.834 billion from institutional investors, while retail investors saw a net inflow of 3.45 billion [2][3] - Tianqi Materials (002709) had a net inflow of 638 million from institutional investors, despite a net outflow of 316 million from retail investors [3] - Ningde Times (300750) recorded a net inflow of 337 million from institutional investors, with a slight net outflow from retail investors [3]