Zheng Xing Xing Ye Ri Bao·2025-08-22 08:46Market Overview - The electric grid equipment sector experienced a slight decline of 0.11% on the previous trading day, with Samsung Medical leading the losses [1] - The Shanghai Composite Index closed at 3825.76, up 1.45%, while the Shenzhen Component Index closed at 12166.06, up 2.07% [1] Stock Performance - Notable gainers in the electric grid equipment sector included: - Yuancheng Co., Ltd. (002692) with a closing price of 5.64, up 9.94% and a trading volume of 670,000 shares [1] - Zhongyuan Co., Ltd. (300018) with a closing price of 9.31, up 4.96% and a trading volume of 508,400 shares [1] - ST Huicheng (002168) with a closing price of 5.08, up 3.89% and a trading volume of 211,900 shares [1] - Conversely, Samsung Medical (601567) saw a significant decline of 5.07%, closing at 23.41 with a trading volume of 591,700 shares [2] - Other notable decliners included Hongyuan Co., Ltd. (920018) down 4.50% and New Special Electric (301120) down 2.92% [2] Capital Flow - The electric grid equipment sector experienced a net outflow of 1.447 billion yuan from institutional investors, while retail investors saw a net inflow of 1.378 billion yuan [2] - The table of capital flow indicates that: - Yuancheng Co., Ltd. (002692) had a net inflow of 1.09 billion yuan from institutional investors, but a net outflow from retail investors [3] - Xujie Electric (000400) had a net inflow of 52.83 million yuan from institutional investors [3] - Jin Guan Co., Ltd. (300510) had a net inflow of 45.32 million yuan from institutional investors [3]