Zheng Quan Shi Bao Wang·2025-07-03 09:18Group 1 - PCB concept index rose by 3.27%, ranking second among concept sectors, with 111 stocks increasing, including Yihau New Materials and Zhongyi Technology hitting the 20% limit up [1][2] - Notable gainers in the PCB sector included Fangzheng Technology, Bomin Electronics, and Jin'an Guoji, all reaching the limit up, while Guangxin Materials, Hezhuan Intelligent, and Guangyang Co. saw significant declines [1][2] Group 2 - The PCB sector attracted a net inflow of 3.832 billion yuan, with 82 stocks receiving net inflows, and 11 stocks exceeding 100 million yuan in net inflow, led by Fangzheng Technology with 643 million yuan [2][3] - The top three stocks by net inflow ratio were Dawi Co., Jin'an Guoji, and Fangzheng Technology, with net inflow ratios of 49.27%, 29.65%, and 27.86% respectively [3][4]