天津国企改革板块12月11日跌1.66%，津滨发展领跌，主力资金净流出4397.84万元

Group 1 - The core viewpoint of the article indicates that the Tianjin state-owned enterprise reform sector experienced a decline of 1.66% on December 11, with Jinbin Development leading the drop [1] - On the same day, the Shanghai Composite Index closed at 3873.32, down by 0.7%, while the Shenzhen Component Index closed at 13147.39, down by 1.27% [1] - The main capital flow in the Tianjin state-owned enterprise reform sector showed a net outflow of 43.98 million yuan, with retail investors contributing a net inflow of 16.76 million yuan [1] Group 2 - The article provides a detailed table of individual stock performances within the Tianjin state-owned enterprise reform sector, highlighting the variations in stock prices [1] - The net inflow from speculative funds was recorded at 27.22 million yuan, indicating a mixed sentiment among different types of investors [1] - The overall market performance reflects a broader trend of decline in the stock indices, suggesting potential challenges in the market environment [1]