基础建设板块1月16日涨0.43%，中国电建领涨，主力资金净流入7.07亿元

Group 1: Market Overview - The infrastructure sector increased by 0.43% on January 16, with China Power Construction leading the gains [1] - The Shanghai Composite Index closed at 4101.91, down 0.26%, while the Shenzhen Component Index closed at 14281.08, down 0.18% [1] Group 2: Top Performers in Infrastructure Sector - China Power Construction (601669) closed at 5.78, up 7.84%, with a trading volume of 10.65 million shares and a transaction value of 6.174 billion [1] - Huylv Ecological (001267) closed at 25.75, up 4.63%, with a trading volume of 609,500 shares and a transaction value of 1.569 billion [1] - China Energy Engineering (601868) closed at 2.49, up 4.62%, with a trading volume of 14.83 million shares and a transaction value of 3.720 billion [1] Group 3: Capital Flow Analysis - The infrastructure sector saw a net inflow of 707 million in main funds, while retail investors experienced a net outflow of 670 million [2] - Major stocks like China Power Construction had a net inflow of 108.7 million from main funds, but a net outflow of 52.8 million from retail investors [3] - China Energy Engineering had a net inflow of 46.2 million from main funds, with a net outflow of 37.6 million from retail investors [3]