The electronics globe is advancing swiftly, and the duty of circuit boards, particularly flexible printed circuit boards (PCBs), is becoming increasingly crucial throughout various applications. Among these, HDI (high-density interconnect) PCBs and RF (radio frequency) circuit boards stand out for their specialized uses, particularly in small and high-performance electronic devices. https://www.metooo.io/u/6763bdd3acd17a1177265699