PCB概念涨0.68%，主力资金净流入74股

Group 1 - PCB concept index rose by 0.68%, ranking 10th among concept sectors, with 93 stocks increasing, including Tian Tong Co., Tai Yong Chang Zheng, and Chao Sheng Electronics hitting the daily limit [1] - Notable gainers in the PCB sector included Ding Tai Gao Ke, Sheng Hong Technology, and Tian Cheng Technology, which rose by 14.80%, 10.81%, and 9.35% respectively [1] - The biggest decliners were Zhongfu Circuit, Tongling Nonferrous Metals, and Li He Xing, which fell by 7.09%, 5.03%, and 4.95% respectively [1] Group 2 - The PCB sector saw a net inflow of 3.717 billion yuan, with 74 stocks receiving net inflows, and 16 stocks exceeding 100 million yuan in net inflows [2] - Sheng Hong Technology led the net inflow with 1.306 billion yuan, followed by Peng Ding Holdings, He Li Tai, and Hu Dian Co., which had net inflows of 537 million yuan, 478 million yuan, and 445 million yuan respectively [2] Group 3 - In terms of net inflow ratios, Tian Tong Co., Tai Yong Chang Zheng, and Peng Ding Holdings had the highest ratios at 25.12%, 23.93%, and 17.69% respectively [3] - The top stocks in the PCB sector by net inflow included Sheng Hong Technology, Peng Ding Holdings, and He Li Tai, with respective net inflows of 1.306 billion yuan, 537 million yuan, and 478 million yuan [3][4]