Zheng Xing Xing Ye Ri Bao·2025-12-02 09:09Group 1 - The refining and trading sector increased by 0.82% on December 2, with Hengyi Petrochemical 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] - Hengyi Petrochemical's stock price rose by 10.05% to 8.21, with a trading volume of 1.27 million shares and a transaction value of 1.04 billion [1] Group 2 - The refining and trading sector saw a net inflow of 6.39 million from main funds, while retail investors experienced a net outflow of 87.25 million [2] - The top stocks in the sector included Hengyi Petrochemical, which had a main fund net outflow of 37.97 million, and China Petroleum, which had a net inflow of 34.74 million [3] - The overall trading activity showed a mixed sentiment, with significant retail outflows across several stocks, indicating cautious investor behavior [3]