煤炭开采板块12月2日涨0.16%，新大洲A领涨，主力资金净流入1068.5万元

Core Insights - The coal mining sector experienced a slight increase of 0.16% on December 2, with Xindazhou A leading the gains [1] - The Shanghai Composite Index closed at 3897.71, down 0.42%, while the Shenzhen Component Index closed at 13056.7, down 0.68% [1] Coal Mining Sector Performance - Xindazhou A (000571) closed at 5.90, up 4.24% with a trading volume of 577,500 shares and a transaction value of 338 million [1] - Other notable performers included: - Biaoyang Co. (600348) at 8.12, up 3.57% with a transaction value of 694 million [1] - Dayou Energy (600403) at 8.36, up 3.21% with a transaction value of 846 million [1] - The overall trading volume and transaction values for various coal stocks indicate active market participation [1] Capital Flow Analysis - The coal mining sector saw a net inflow of 10.685 million from institutional investors, while retail investors experienced a net outflow of 107 million [2][3] - Notable net inflows from institutional investors included: - Biaoyang Co. (600348) with 10.21 million [3] - Xindazhou A (000571) with 27.276 million [3] - China Shenhua (601088) with 23.929 million [3] - Retail investors showed significant outflows in several stocks, indicating a shift in market sentiment [2][3]