Zheng Quan Shi Bao Wang·2025-07-23 08:40Group 1 - The high-pressure oxygen chamber concept increased by 1.55%, ranking second among concept sectors, with three stocks rising, including a 20% limit up for Tiebian Heavy Industry [1] - The leading gainers in the high-pressure oxygen chamber sector were International Medicine and Yinkang Life, which rose by 0.93% and 0.20% respectively [1] - The sector saw a net inflow of 0.50 billion yuan from main funds, with Tiebian Heavy Industry receiving the highest net inflow of 1.03 billion yuan [2][3] Group 2 - The main fund inflow ratios for Tiebian Heavy Industry, International Medicine, and Jinling Pharmaceutical were 29.36%, 10.10%, and 5.54% respectively [3] - The trading performance of stocks in the high-pressure oxygen chamber sector showed varied results, with Tiebian Heavy Industry leading in both price increase and fund inflow [3][4] - Stocks such as Weiao and Innovation Medical experienced significant declines, with net outflows of -3214.35 million yuan and -4427.60 million yuan respectively [4]