Zheng Xing Xing Ye Ri Bao·2025-11-17 09:00Core Viewpoint - The oil service engineering sector experienced a slight decline of 0.21% on November 17, with Keli Co., Ltd. leading the losses. The Shanghai Composite Index closed at 3972.03, down 0.46%, while the Shenzhen Component Index closed at 13202.0, down 0.11% [1]. Group 1: Market Performance - The oil service engineering sector's performance was mixed, with individual stocks showing varied results. For instance, Huibo Yin increased by 2.88% to close at 3.93, while Keli Co., Ltd. fell by 2.41% to 34.07 [1][2]. - The trading volume for Huibo Yin was 724,400 shares, with a transaction value of 282 million yuan, while Keli Co., Ltd. had a trading volume of 21,000 shares and a transaction value of 71.71 million yuan [1][2]. Group 2: Capital Flow - The oil service engineering sector saw a net outflow of 65.79 million yuan from institutional investors, while retail investors contributed a net inflow of 4.12 million yuan [2]. - Among individual stocks, Tongyuan Petroleum had a net inflow of 17.68 million yuan from institutional investors, while Keli Co., Ltd. experienced a net outflow of 8.81 million yuan [3].