Core Viewpoint - The environmental governance sector experienced a slight increase of 0.14% on December 22, with Tongyuan Environment leading the gains, while the overall market indices also showed positive movements [1]. Group 1: Market Performance - The Shanghai Composite Index closed at 3917.36, up by 0.69% [1]. - The Shenzhen Component Index closed at 13332.73, up by 1.47% [1]. - The environmental governance sector stocks showed varied performance, with Tongyuan Environment rising by 18.56% to a closing price of 26.89 [1]. Group 2: Stock Performance - Key gainers included: - Tongyuan Environment (688679): 26.89, +18.56%, volume 120,400, turnover 321 million [1]. - Beijiete (300774): 19.41, +10.35%, volume 308,200, turnover 587.1 million [1]. - ST Xindongli (300152): 2.33, +4.95%, volume 399,700, turnover 91.91 million [1]. - Key losers included: - Huicheng Environmental (300779): 135.87, -12.43%, volume 136,100, turnover 1.963 billion [2]. - Zhongzhi Co. (603903): 14.71, -6.25%, volume 151,600, turnover 227 million [2]. Group 3: Capital Flow - The environmental governance sector saw a net outflow of 575 million from institutional investors, while retail investors contributed a net inflow of 321 million [2]. - The capital flow data indicates that retail investors were more active in the sector compared to institutional investors [2]. Group 4: Individual Stock Capital Flow - High-energy Environment (603588) had a net inflow of 21.75 million from institutional investors, while it faced a net outflow of 37.56 million from speculative funds [3]. - Tongyuan Environment (688679) experienced a net inflow of 12.82 million from institutional investors, with a slight outflow from speculative funds [3]. - The overall trend shows that while some stocks attracted institutional interest, others faced significant outflows from speculative and retail investors [3].