专业工程板块11月3日涨1.42%，上海港湾领涨，主力资金净流入5859.66万元

Market Overview - The professional engineering sector increased by 1.42% on November 3, with Shanghai Port and Bay 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 - Notable gainers in the professional engineering sector included: - Yihai Aoying (605598) with a closing price of 33.18, up 10.01% and a trading volume of 79,700 shares, totaling 255 million yuan - Yaxiang Integration (603929) with a closing price of 46.71, up 10.01% and a trading volume of 45,900 shares, totaling 211 million yuan - Shenghui Integration (603163) with a closing price of 50.49, up 10.00% and a trading volume of 82,300 shares, totaling 402 million yuan [1] Capital Flow - The professional engineering sector saw a net inflow of 58.6 million yuan from institutional investors, while retail investors contributed a net inflow of 75.3 million yuan [2] - Notable stocks with significant capital flow included: - Donghua Technology (002140) with a net inflow of 123 million yuan from institutional investors, but a net outflow of 55.6 million yuan from retail investors [3] - Shenghui Integration (603163) with a net inflow of 43.6 million yuan from institutional investors, but a net outflow of 47.3 million yuan from retail investors [3]