安徽国企改革板块2月12日涨0.36%，铜冠铜箔领涨，主力资金净流入4.91亿元

Group 1 - The core viewpoint of the article highlights the performance of the Anhui state-owned enterprise reform sector, which increased by 0.36% compared to the previous trading day, with the leading stock being Tongguan Copper Foil [1] - On the same day, the Shanghai Composite Index closed at 4134.02, up by 0.05%, while the Shenzhen Component Index closed at 14283.0, up by 0.86% [1] - The net inflow of main funds into the Anhui state-owned enterprise reform sector was 4.91 billion yuan, while retail funds experienced a net outflow of 1.42 billion yuan [1] Group 2 - The article provides a detailed overview of the fund flow within the Anhui state-owned enterprise reform sector, indicating that main funds were net inflows, while both speculative and retail funds saw net outflows [1] - The specific fund flow data for individual stocks within the Anhui state-owned enterprise reform sector is summarized in a table, although the table itself is not included in the text [1]