[Hong Kong Stocks PCB Concept Declines, Kingboard Laminates Drops 6.4%] According to DeepTech TechFlow, on August 18, Hong Kong stocks PCB concept declined, Kingboard Laminates (01888.HK) fell 6.4%, Kingboard Holdings (00148.HK) dropped 5.6%, Victory Giant Technology (02476.HK) and High-Tech Polychem (01989.HK) both fell over 4%. (Jin10)