PCB concept stocks continued their upward trend in the morning session. At the time of writing, Delton Technology (Guangzhou) Inc. (01989) rose by 9.41% to HK$202.4, while Victory Giant Technology (Huizhou) Co., Ltd. (02476) increased by 4.75% to HK$459. Additionally, Kingboard Holdings Limited (00148) saw a gain of 1.68%, reaching HK$66.65.