Zheng Xing Xing Ye Ri Bao·2025-08-04 08:35Market Performance - The engineering machinery sector rose by 0.55% on August 4, with Weiman Sealing leading the gains [1] - The Shanghai Composite Index closed at 3583.31, up 0.66%, while the Shenzhen Component Index closed at 11041.56, up 0.46% [1] Top Gainers - Weiman Sealing (301161) closed at 31.19, up 12.36% with a trading volume of 242,000 shares and a transaction value of 731 million [1] - Shanhai Intelligent (002097) closed at 15.61, up 10.01% with a trading volume of 1,532,800 shares and a transaction value of 2.36 billion [1] - Huadong Heavy Machine (002685) closed at 8.11, up 4.92% with a trading volume of 1,181,100 shares [1] Top Losers - Tietuo Machinery (873706) closed at 25.39, down 4.58% with a trading volume of 69,400 shares [2] - Heng7 Drill Tools (836942) closed at 56.90, down 4.42% with a trading volume of 117,800 shares [2] - Wuxin Suizhuang (835174) closed at 63.13, down 3.88% with a trading volume of 66,900 shares [2] Capital Flow - The engineering machinery sector saw a net inflow of 477 million from main funds, while retail funds experienced a net outflow of 32.95 million [2][3] - Major stocks like Shanhai Intelligent and Weiman Sealing had significant net inflows from main funds, indicating strong institutional interest [3] Individual Stock Analysis - Shanhai Intelligent had a main fund net inflow of 46 million, representing 19.49% of its trading volume, while retail funds saw a net outflow of 22.6 million [3] - Weiman Sealing experienced a main fund net inflow of 55.83 million, accounting for 7.64% of its trading volume, with retail funds also seeing a net outflow [3]