Zheng Quan Shi Bao Wang·2025-12-24 09:46Group 1 - The aviation engine concept sector rose by 3.31%, ranking 6th among concept sectors, with 85 stocks increasing, including Youyan Powder Materials and Chaojie Co., which hit a 20% limit up [1] - Notable gainers included Zhongchao Holdings, Runbei Aerospace, and Boyun New Materials, which also reached their daily limit up, with respective increases of 17.36%, 14.22%, and 11.58% [1] - The sector saw a net inflow of 1.799 billion yuan from main funds, with 49 stocks receiving net inflows, and 6 stocks exceeding 100 million yuan in net inflow [2] Group 2 - The top net inflow stock was Chaojie Co., with a net inflow of 428 million yuan, followed by Zhongchao Holdings and Boyun New Materials with net inflows of 384 million yuan and 202 million yuan, respectively [2][3] - The net inflow ratios for Zhongchao Holdings, Boyun New Materials, and Runbei Aerospace were 33.92%, 27.99%, and 22.47% respectively, indicating strong investor interest [3] - Stocks such as *ST Xinyan, Feiwo Technology, and Guanglian Aviation also showed significant gains, with increases of 17.36%, 14.22%, and 11.58% respectively [1][2]