Zheng Xing Xing Ye Ri Bao·2025-11-03 08:43Core Insights - The oil service engineering sector experienced a rise of 1.98% on November 3, with Huibo Energy leading the gains [1] - The Shanghai Composite Index closed at 3976.52, up 0.55%, while the Shenzhen Component Index closed at 13404.06, up 0.19% [1] Stock Performance - Huibo Energy (002554) closed at 3.69, with a significant increase of 10.15% and a trading volume of 885,600 shares, amounting to 314 million yuan [1] - Tongyuan Petroleum (300164) saw a rise of 3.94%, closing at 6.07 with a trading volume of 1,109,500 shares [1] - Beiken Energy (002828) increased by 3.82%, closing at 11.70 with a trading volume of 255,600 shares [1] - Other notable performers include Zhongman Petroleum (619809) up 3.44%, Haiding Tian Station (600583) up 3.12%, and PetroChina Engineering (600339) up 1.69% [1] Capital Flow - The oil service engineering sector saw a net inflow of 286 million yuan from institutional investors, while retail investors experienced a net outflow of 136 million yuan [2][3] - Huibo Energy attracted a net inflow of 79.89 million yuan from institutional investors, while retail investors withdrew 44.58 million yuan [3] - Tongyuan Petroleum had a net inflow of 57.54 million yuan from institutional investors, with retail investors withdrawing 36.61 million yuan [3]