Zheng Xing Xing Ye Ri Bao·2025-12-30 08:56Group 1 - The rubber sector increased by 0.48% on December 30, with Tian Tie Technology leading the gains [1] - The Shanghai Composite Index closed at 3965.12, showing no change, while the Shenzhen Component Index closed at 13604.07, up by 0.49% [1] - Key stocks in the rubber sector included Tian Tie Technology, which rose by 4.66% to a closing price of 6.06, and Sanwei Co., which increased by 3.16% to 10.76 [1] Group 2 - The rubber sector experienced a net outflow of 48.15 million yuan from main funds, while retail investors saw a net inflow of 58.19 million yuan [2] - The trading volume for Tian Tie Technology was 616,300 shares, with a transaction value of 368 million yuan [1] - The stock performance of other companies in the sector varied, with some experiencing declines, such as KQ Co., which fell by 4.93% [2] Group 3 - Main fund inflows and outflows for specific stocks showed that Tian Tie Technology had a net outflow of 30.15 million yuan, while Yongdong Co. had a net inflow of 5.12 million yuan [3] - The overall sentiment in the rubber sector indicated mixed trading activity, with some stocks attracting retail interest despite main fund outflows [2][3] - The data reflects a cautious approach from institutional investors, while retail investors seem to be more active in the market [2][3]