专业工程板块1月22日涨0.94%，杭萧钢构领涨，主力资金净流入5849.08万元

Market Performance - The professional engineering sector increased by 0.94% on January 22, with Hangxiao Steel Structure leading the gains [1] - The Shanghai Composite Index closed at 4122.58, up 0.14%, while the Shenzhen Component Index closed at 14327.05, up 0.5% [1] Top Gainers in Professional Engineering Sector - Hangxiao Steel Structure (600477) closed at 3.77, up 9.91% with a trading volume of 342.57 thousand shares and a transaction value of 1.257 billion [1] - Yihai Port (605598) closed at 59.82, up 5.78% with a trading volume of 92.9 thousand shares and a transaction value of 549 million [1] - Deep Sanda A (000032) closed at 21.75, up 4.97% with a trading volume of 481.7 thousand shares and a transaction value of 1.037 billion [1] Market Capital Flow - The professional engineering sector saw a net inflow of 58.49 million from institutional investors, while retail investors contributed a net inflow of 76.68 million [2] - Speculative funds experienced a net outflow of 135 million [2] Individual Stock Capital Flow - China Chemical (601117) had a net inflow of 2.52 billion from institutional investors, with a 8.37% share of total inflow [3] - Hangxiao Steel Structure (600477) recorded a net inflow of 193 million from institutional investors, but a net outflow of 69.79 million from speculative funds [3] - Shanghai Port (605598) had a net inflow of 52.39 million from institutional investors, with a 9.54% share of total inflow [3]