Zheng Quan Shi Bao Wang·2025-08-26 10:02Group 1 - The digital watermark concept sector increased by 1.88%, ranking fourth among concept sectors, with 23 stocks rising, including ST Yilianzhong which hit a 20% limit up [1] - Notable gainers in the digital watermark sector include Tianrongxin, ST Zhengtong, and Haitianshuisheng, with respective increases of 9.97%, 14.54%, and 5.15% [2][1] - The sector saw a net inflow of 225 million yuan from main funds, with Tianrongxin leading the inflow at 425 million yuan [1][2] Group 2 - The top three stocks by net inflow ratio were ST Zhengtong at 16.97%, Haitianshuisheng at 14.20%, and Tianrongxin at 11.75% [2] - The trading volume for Tianrongxin was 42.45 million yuan, while Haitianshuisheng had a trading volume of 15.10 million yuan [2][3] - Stocks such as Ruike Laser, Xinyada, and Yaxin Security experienced declines of 3.79%, 2.68%, and 1.84% respectively [1][4]