Zheng Xing Xing Ye Ri Bao·2025-09-29 08:45Market Performance - The professional engineering sector increased by 1.15% on September 29, with Donghua Technology leading the gains [1] - The Shanghai Composite Index closed at 3862.53, up 0.9%, while the Shenzhen Component Index closed at 13479.43, up 2.05% [1] Stock Performance - Donghua Technology (002140) closed at 13.50, up 10.02% with a trading volume of 193,700 shares and a turnover of 257 million yuan [1] - Roman Shares (605289) closed at 68.79, up 9.99% with a trading volume of 71,800 shares and a turnover of 471 million yuan [1] - Huadian Technology (601226) closed at 7.23, up 4.18% with a trading volume of 250,200 shares and a turnover of 180 million yuan [1] - Baili Technology (603959) closed at 6.40, up 4.07% with a trading volume of 596,700 shares and a turnover of 381 million yuan [1] Capital Flow - The professional engineering sector saw a net inflow of 45.12 million yuan from institutional investors, while retail investors experienced a net outflow of 1.32 million yuan [1] - Major stocks like China Metallurgical Group (601618) had a net inflow of 53.86 million yuan from institutional investors, but a net outflow of 1.43 million yuan from retail investors [2] - Roman Shares (605289) also experienced a net inflow of 31.73 million yuan from institutional investors, with a net outflow of 284.87 thousand yuan from retail investors [2]