工程机械板块2月2日跌2.26%，志高机械领跌，主力资金净流出2.61亿元

Market Overview - The engineering machinery sector experienced a decline of 2.26% on February 2, with Zhigao Machinery leading the drop [1] - The Shanghai Composite Index closed at 4015.75, down 2.48%, while the Shenzhen Component Index closed at 13824.35, down 2.69% [1] Individual Stock Performance - Zhigao Machinery (code: 920101) saw a significant drop of 9.01%, closing at 42.33 with a trading volume of 31,200 shares and a transaction value of 136 million [2] - Other notable declines included Fushite (code: 301446) down 7.31% and Tietuo Machinery (code: 920706) down 7.08% [2] - Conversely, Construction Machinery (code: 600984) increased by 3.52%, closing at 4.12 with a transaction value of 275 million [1] Capital Flow Analysis - The engineering machinery sector experienced a net outflow of 261 million from institutional investors, while retail investors saw a net outflow of 68.44 million [2] - Notably, speculative funds had a net inflow of 329 million [2] Detailed Capital Flow for Selected Stocks - Zhongji United (code: 605305) had a net outflow of 33.05 million from institutional investors, while speculative funds saw a net inflow of 17.02 million [3] - Iron Construction Machinery (code: 688425) reported a net inflow of 12.55 million from institutional investors and 21.61 million from speculative funds [3] - Other stocks like Longling Hydraulic (code: 605389) and Tuoshan Heavy Industry (code: 001226) also showed varying net inflows and outflows across different investor categories [3]