Zheng Quan Shi Bao Wang·2025-10-21 08:41Group 1 - PCB concept index rose by 3.00%, ranking 9th among concept sectors, with 156 stocks increasing, including Yunhan Chip City hitting the daily limit of 20% [1] - Notable gainers in the PCB sector include Daway Co. and Deep Konka A, both reaching the daily limit, while Zhongfu Circuit, Weier High, and Inno Laser saw increases of 16.02%, 15.05%, and 11.80% respectively [1][2] - The sector experienced a net inflow of 6.249 billion yuan from main funds, with 92 stocks receiving net inflows, and 19 stocks exceeding 100 million yuan in net inflow [2] Group 2 - The top net inflow stocks include Shenghong Technology with 950 million yuan, followed by Dongshan Precision, Huagong Technology, and Hudian Co. with net inflows of 859 million yuan, 530 million yuan, and 499 million yuan respectively [2][3] - The highest net inflow ratios were seen in Deep Konka A at 44.80%, Daway Co. at 37.26%, and Founder Technology at 18.09% [3] - The PCB concept's top stocks by net inflow include Shenghong Technology, Dongshan Precision, and Huagong Technology, with respective net inflows of 949.54 million yuan, 858.91 million yuan, and 529.60 million yuan [3][4]